Compute the number of possible outcomes by using the Fundamental (Basic) Counting Principle. Simple event - an event with one outcome. Tossing a Coin. A multinomial distribution is the probability distribution of the outcomes from a multinomial experiment. Probability with Combinatorics Name_____ Date_____ Period____-1-Find the probability of each event. They are _____ and _____. Probability and Statistics worksheet, Experimental Probability worksheet, Math Reading Science Tests for Grades , Practice Sample Test, Free Online Worksheets go to: myTestBook. Are you ready to show what you know??. Do you want to learn more about this topic? Then watch a video about finding the probability of simple independent events or two online videos about finding the probability of compound. They have a high probability of being on the exam. Find the probability of getting a queen and a red card. Five friends form a basketball team. Project: Probability 4. Probability of compound events. Use Trello to collaborate, communicate and coordinate on all of your projects. Dependent ; WORKSHEET- this is what you must pass in (completed)! When more than one event is taking place with numerous possible outcomes, this is known as compound probability. GOAL 1 Find probabilities of unions and intersections of two events. While there are higher oxidation numbers, they are less common. What is the experimental probability of getting tails? Is this what you would have expected? Explain. An event that is certain to occur has a probability of 1. com, a math practice program for schools and individual families. What is the experimental probability of getting tails? Is this what you would have expected? Explain. PROBABILITY: A probability is a number between 0 and 1, inclusive, that states the long-run relative frequency, likelihood, or chance that an outcome will happen. Dependent ; WORKSHEET- this is what you must pass in (completed)! When more than one event is taking place with numerous possible outcomes, this is known as compound probability. Compound Interest Table. You can only choose one answer for each question. 4, and that the probability of winning both jobs is 0. Discovering Geometry Available with Probability For schools where probability is taught in geometry, a new chapter on Probability is available for the Discovering Geometry text! Lessons include Probability and Outcomes, Probability and Multiple Events, Compound Probability, Independent Events, and Disjoint Events, and Compound Probability. The slides can be used as discussion starters and during whole-class teaching. What is the probability of flipping a coin and getting heads, and then tails?. The probability of tossing a coin and getting 'heads' is 1 in 2. I have tried to gather only the best, to make sure they are truly useful for my site visitors!. The student guesses at random for each question. Compound probability is a mathematical term relating to the likeliness of two independent events occurring. The airline reports that the flight from Cleveland to Honolulu has a 40% on-time record. To complete the quiz you randomly guess the answer to each question. Cluster: Investigate chance processes and develop, use, and evaluate probability models Standard: Understand that, just as with simple events, the probability of a compound event is the fraction of outcomes in the sample space for which the compound event occurs. Pretend you have a pair of dice and I will pay you the sum of the dice each time you roll as long as you do not roll a 1. If the experiment can be repeated potentially inﬁnitely many times, then the probability of an event can be deﬁned through relative frequencies. Includes both independent and dependent events. compound event, which consists of two or more events linked by the word and or the word or. Probability Project Due Dates: Part 1 Game -May 17 Parts 2 Instructions - May 15 Part 3 Write Up - , May 15. The size of the wedges on a spinner and the number on each ball. Probability can range in between 0 to 1, where 0 means the event to be an impossible one and 1 indicates a certain event. Civita's science class are written on cards and placed in a jar. Fourth Grade Probability Worksheets and Printables. The function f(x) is called a probability density function for the continuous random variable X where the total area under the curve bounded by the x-axis is equal to `1`. Gavin Spring, 2016 Introduction Engineering analysis involves operations on input data (e. You can check that your formula is correct by pressing the "Preview" button. Statements include data dealing with cards in a deck, coins and dice. In how many ways can a president and vice president be selected from a club of 20 students? Show all work! A) 20 B) 39 C) 40 D) 380. An event made up of two or more simple events. ) What is the difference between theoretical and experimental probability? 8. P(white and red and white) Suppose that two tiles are drawn from the collection shown at the right. Moreover, in some cases, we have called it Interest. It is only when finding the probability of multiple events that they become really useful. UNIT TEST – PROBABILITY & STATISTICS Standards Covered: A2. Probability of Combined Events Finding the probability of combined events is a bit more challenging as we have to multiply. Learn how to calculate probability without a probability calculator. 5 Probability of Independent and Dependent Events 733 The formula for finding probabilities of dependent events can be extended to three or more events, as shown in Example 7. If it is thrown three times, find the probability of getting a) three heads b) 2 heads and a tail c) at least one head. Example: Roll a die and get a 6 (simple event). What is the probability that you ﬂ ip two heads? Method 1: Use a tree diagram to ﬁ nd the probability. You can solve many simple probability problems just by knowing two simple rules: The probability of any sample point can range from 0 to 1. The names of 24 students, of which 14 are boys and 10 are girls, in Mr. Compound inequalities 5. Probability problems on ACT math ask you for the chances that something will happen. Jenny is getting dressed for school. Quiz 3: Probability 5. Learn about the Math In probability, every experiment has a set of possible outcomes called the sample space, which was discussed in an earlier lesson. = new example as of September 1, 2014 = off-site example. MP1 Make sense of problems and persevere in solving them. Suppose that the joint pmf of X and Y is given in the accompanying table. They have a high probability of being on the exam. P(red and red and red) 11. Standard probability themes like coins, spinners, number cubes, and marbles are featured along with some other situations. At Danielle’s school, 34% of students take the bus to school and 12% walk. A and A) 16. Play a fun probability game. What's the likelihood Joanna will find a half-dollar if she pulls just one coin out of her pocket?. If a total of eleven raffle tickets are sold and two winners will be selected, what is the probability that both Beth and Shayna win?. The answers to these problems are at the bottom of the page. Simple And Compound Sentences. Math Review. This is true if there are no arrows pointing towards one of the doors. In that case you can find the probability of two events occurring by multiplying the probabilities of the two events. (Probability generating function) of Compound distribution Example:. Probability definition is - the quality or state of being probable. = new example as of September 1, 2014 = off-site example. Counting Rules [ edit ] Rule 1: If any one of k {\displaystyle k} mutually exclusive and exhaustive events can occur on each of n {\displaystyle n} trials, there are k n {\displaystyle k^{n}} different sequences that may result from a set of such trials. 1 Sample space, events, probability • In this chapter, we will study the topic of probability which is used in many different areas including insurance, science, marketing, government and many other areas. They have a high probability of being on the exam. Each round is a different aspect of probability and within each round there is a range of questions from easy to more challenging. Counting Rules [ edit ] Rule 1: If any one of k {\displaystyle k} mutually exclusive and exhaustive events can occur on each of n {\displaystyle n} trials, there are k n {\displaystyle k^{n}} different sequences that may result from a set of such trials. Area and perimeter. Compound interest tutor2u Maths The tutor2u Maths team comprise experienced GCSE and A Level Maths teachers and examiners with wide experience of all the main exam boards. Find the probability of various compound events occurring. Giddings HL moodle page). In probability and statistics, a compound probability distribution (also known as a mixture distribution or contagious distribution) is the probability distribution that results from assuming that a random variable is distributed according to some parametrized distribution, with (some of) the parameters of that distribution themselves being random variables. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll? Preview this quiz on Quizizz. Probability Events c GOAL Describe and classify probability events. Common Core State Standards CCSS. *Worksheet – Finding the Probability of an Event II Find the probability for the following events. What are the theoretical probabilities of: (1 mark each) (a. What is the probability of spinning the spinner and landing on a yellow section 2 consecutive times? Express your answer as a fraction in lowest terms. This is the aptitude questions and answers section on "Probability" with explanation for various interview, competitive examination and entrance test. We have to find out Probability of X union Y. It is quantified as a number between 0 and 1, with 1 signifying certainty, and 0 signifying that the event cannot occur. Includes both independent and dependent events. 1 However, a formal, precise deﬁnition of the probability is elusive. Probability Questions and Answers. Math 9 Unit 9 Probability and Statistics Practice Test Multiple Choice Identify the choice that best completes the statement or answers the question. The probability of any member attending a randomly chosen meeting is 0. then the probability of the union of the two events is the marginal probability of the first event plus the marginal. To make things easier for applicants, allindiaexams. 11 College Math (MBF3C) OLD. The correct answer is: A. The probability that the first marble is red is 5/20, or 1/4. Additive rule of probability Given events A and B, the probability of the union of events A and B is the sum of the probability of events A and B minus the probability of the intersection of events A and B P A B P A P B P A B. If a total of eleven raffle tickets are sold and two winners will be selected, what is the probability that both Beth and Shayna win?. Math Worksheets Dynamically Created Math Worksheets. Quiz & Worksheet – Probability pound Events from Compound Probability Worksheet, source:guillermotull. What is the probability that you will get a perfect score? 47. Theoretical and Experimental Probability Solve. The purpose of this task is to help students discover the Fundamental Counting Principle through the use of tree diagrams. This is a revision powerpoint quiz testing probability from level 4-8. Additive rule of probability Given events A and B, the probability of the union of events A and B is the sum of the probability of events A and B minus the probability of the intersection of events A and B P A B P A P B P A B. The airline also reported that they lose luggage 5% of the time. If it is thrown three times, find the probability of getting a) three heads b) 2 heads and a tail c) at least one head. This is the aptitude questions and answers section on "Compound Interest" with explanation for various interview, competitive examination and entrance test. They are _____ and _____. We know that the conditional probability of a four, given a red card equals 2/26 or 1/13. Each time she got a tails. By Friday, Trump had military options on his desk. org are unblocked. An event made up of two or more simple events. Simple event - an event with one outcome. Mutually exclusive and inclusive events, probability on odds and other challenging probability worksheets are useful for grade 6 and up students. Try for free. Name: MA162-020 2010-07-30 Quiz 7. (3) (c) A group of three students is selected at random from the school. Test your knowledge on this science quiz to see how you do and compare your score to others. Calculating Compound Event Probabilities Posted on April 29, 2016 Written by The Cthaeh 1 Comment Probabilities can be thought of as measures of uncertainty in the occurrence of an event, the truth of a hypothesis, and so on. The number of successes in two disjoint time intervals is independent. 4 Compound Probability. To compound my problems, I basically did not have a preparation strategy. You might find it helpful to print out the quiz and give yourself time to think about the questions. So, the probability of our event is1 0:0428 = 0:9572. Combinatorics and Probability In computer science we frequently need to count things and measure the likelihood of events. If you're going to take a probability exam, you can better your chances of acing the test by studying the following topics. You roll a single die numbered from 1 to 6 twice. P(multiple of 3 or odd) 5. There are 10 members on a committee. Make sure you understand your probability questions is all we can say. C hapter 9 Consumer Arithmetic Quick Quiz Review Questions Dropdown box Chapter 6 Press Go Review Questions - Drag and Drop Activities. 1 Compound Probability for Data Displayed in Two-Way Tables 1237C 15 warm Up A quiz in a magazine contains 5 true-false questions. Dependent events are linked to another event, while independent events are single events and do not affect the probability of the other. In this quiz, you will have to tell the probability for each word problem. One of these attracted worldwide attention in 1990 when Marilyn vos Savant discussed it in her weekly column in the Sunday Parade magazine. Find each probability. Suppose that the joint pmf of X and Y is given in the accompanying table. Statements include data dealing with cards in a deck, coins and dice. How many different ways can he make his visit if he visits each friends once? 3. Probability of compound events. However, only one outcome will give you 'heads' so the answer is 1 in 2. The example above is a good example of independent events. of forming 1 pair, regardless of color, is 1-P(X=0) = 1- 12*12/24C2 = 11/23. Drawing a card repeatedly from a deck of 52 cards with or without replacement is a classic example. What are the theoretical probabilities of: (1 mark each) (a. Our math vocabulary games are a great way for your students to practice lists of math words! VocabularySpellingCity has compiled comprehensive math vocabulary lists to make those tricky math words, a snap! Math vocabulary words help students understand the foundational principles taught in each math concept. You take a three-question true-or-false quiz. Click on the button beside the correct answer. If you pick a heart, you will win $10. Where as Statistics is a form of mathematical analysis that uses quantified models, representations and synopses for a given set of experimental data or real-life studies. The questions are written in a foreign language you do not recognize. The concept of independent and dependent events comes into play when we are working on Conditional Probability. So that you can easily get the logic of question. A binomial distribution is one of the probability distribution methods. The probability of a certain event is a number expressing the likelihood that a specific event will occur, expressed as the ratio of the number of actual occurrences to the number of possible. Probability is a numerical measure of likelihood of an event. A and A) 16. What is the probability that you ﬂ ip two heads? Method 1: Use a tree diagram to ﬁ nd the probability. 8 Probability of Compound Events. This is a probability worksheet 7 th grade pdf for math practice and reviews. compound event, which consists of two or more events linked by the word and or the word or. Are you more likely to spin an odd number or an even number? Explain. Test your knowledge on this science quiz to see how you do and compare your score to others. Project: Data Analysis 13. Available for Pre-Algebra, Algebra 1, Geometry, Algebra 2, Precalculus, and Calculus. So, all the people can easily attempt it. There are two different methods for finding the area of a compound shape: Method 1. 5 cm in mature plant height. 2: Two Venn diagrams to illustrate conditional probability. In many cases, you will see the term, "With replacement". Financial math has as its foundation many basic finance formulas related to the time value of money. A multinomial distribution is the probability distribution of the outcomes from a multinomial experiment. Probability Calculator. By Friday, Trump had military options on his desk. What is the probability of drawing one green marble (simple probability) 1 / 4; I push students to see the connection; more specifically discover the rule or algorithm for calculating compound probability (multiply the simple probabilities of each favored outcome). Probability and Statistics Focus: Applications of Statistics and Probability Learning target: I can determine the probability of compound events, using the Fundamental (Basic) Counting Principle. For the bot- tom diagram P(A) is small but P(A|B) is large. Small groups flipped a coin 50 times and tallied heads and tails. Need more practice? Get more Perfect English Grammar with our courses. Covariance. Compound Probability. This is the sum by k from one to some Poisson process Nt of eSk. 4 Probability of Compound Events 727 1. P(blue and blue) 12. A teacher has a box of crayons that contains 6 red, 6 blue, 6 green and 6 purple crayons. To define conjugate priors and explain their role in Bayesian parameter estimation. Compound probability means finding the probability where two events both occur. This school district does not discriminate on the basis of race, color, national origin, age, religion, political affiliation, gender, mental or physical disability, sexual orientation, parental or marital status, or any other basis protected by federal, state, or local law, ordinance or regulation, in its educational program(s) or employment. Calculating Compound Event Probabilities Posted on April 29, 2016 Written by The Cthaeh 1 Comment Probabilities can be thought of as measures of uncertainty in the occurrence of an event, the truth of a hypothesis, and so on. Probability Quiz (Compound Probability) What is the probability of selecting two black tiles, without replacement, in simplest form? What is the probability of drawing a green marble, not. And we even tried to cover different levels of Questions on the Topic. To find the probability of two independent events that occur in sequence, find the probability of each event occurring separately, and then multiply the probabilities. Students use BrainPOP resources including an interactive science and math game to learn about The Drake Equation and the likelihood of extraterrestrial life in other galaxies. uk ©JustMaths 2013 Q5. You survey the first 10 students who arrive at biology club. com Collection of Solutions Probability Independent And Dependent from Compound Probability Worksheet, source:mediafoxstudio. 23) At a large university, the probability that a student takes calculus and is on the dean’s list is 0. Examples will make this clear. Probability calculator. notebook 1 May 16, 2018 May 109:27 AM Today in Class: •9. Find each compound probability. Performance Assessment Task Fair Game? Grade 7 This task challenges a student to use understanding of probabilities to represent the sample space for simple and compound events. Tim and Moby play a board game to show the difference between mutually exclusive and inclusive events, and how they affect the likelihood of getting the desired outcome. Pretend you have a pair of dice and I will pay you the sum of the dice each time you roll as long as you do not roll a 1. Joanne is guessing which day in November is Bess’s. Find the probability of getting a king and then an eight. When two events are said to be dependent, the probability of one event occurring influences the likelihood of the other event. Vocab quiz tomorrow Math Packet due tomorrow _____ Monday Sept 23rd Goal: I can solve probability with 80% accuracy. 4 Probability of Compound Events 727 1. You can only choose one answer for each question. Consider a random vector whose entries are continuous random variables, called a continuous random vector. Probability - online quiz Quantitative Environmental Learning Project - a rich source of data based projects Spinner - Students can create a game spinner with one to twelve sectors to look at experimental and theoretical probabilities. probability of compound events Lesson 9-5 Simulating Compound Events Common Core Standard Statistics and Probability: 7. Leila arrives at the airport 3 hours before her flight to Chicago because each of the past 4 times she has travelled to the USA, it took her over 1. So, here we are providing the Quiz in the form of the Multiple Choice Questions. (Mathematics) a quantity expressed in two or more different but related units: 3 hours 10 seconds is a compound number. Let H = Heads and T = Tails. Example: Roll a die and get a 6 (simple event). We love PowerPoints! Great for supporting your teaching on the topic of probability using decimals and fractions to represent the outcome likelihood. Practice your thinking skills with this fun practice activity. And we even tried to cover different levels of Questions on the Topic. Probability calculator. Denny chose two cards randomly from a deck. Teaching and Learning Resources for Common Core High School, Statistics and Probability, Categorical, Quantitative Data, Making Inferences, Justifying Conclusions, Conditional Probability, Rules of Probability, examples and step by step solutions. so the prob. sample space consists of 52 outcomes. Really clear math lessons (pre-algebra, algebra, precalculus), cool math games, online graphing calculators, geometry art, fractals, polyhedra, parents and teachers areas too. 2 - Determine the probability of simple events involving independent and dependent events and conditional probability. probability is: P(A or B) = P(A) + P(B) = 5 4 2 + 1 5 2 2 = 1 5 6 2 = 1 4 3 ≈ 0. What is the probability of rolling a 6 the first time and an odd number the second? 2. Learn compound+probability with free interactive flashcards. doc Tues, Apr 21 Computer Lab Day - survey assignment Wed, Apr 22 Data Management Test Thur, Apr 23 Experimental Probability: Experimental Probability Worksheet. Here's another set of multiple choice quizzes, this time on perimeter, area of triangles, quadrilaterals and compound shapes. Suppose that the joint pmf of X and Y is given in the accompanying table. Again we can use either fractions decimals and percentage. The example above is a good example of independent events. Select a problem set using the buttons above, then use your mouse or tab key to select a question. Compound Probability. And the probability that the third marble is white is 11/18, because we've already chosen 2 marbles. Our worksheets use a variety of high-quality images and some are aligned to Common Core Standards. By Saturday morning, the administration, at last, had "actionable intelligence" it could exploit. Quiz 1: Measures of Central Tendency 14. "Probability Vocabulary Quiz" compound event. Probability Jeopardy. Find the probability of guessing exactly 2 answer correctly. Quiz: Probability. 2 - Determine the probability of simple events involving independent and dependent events and conditional probability. Regents Exam Questions S. P(less than 5 or greater than 9) You roll a red number cube and a blue number cube. If the probability of a successful trial is p, then the probability of having x successful outcomes in an experiment of n independent trials is as follows. Our dice game allows you to see how increasing or decreasing the number of dice rolls effects an outcome. They are _____ and _____. Chapter 5: Probability 5. What's the likelihood Joanna will find a half-dollar if she pulls just one coin out of her pocket?. Probability Quiz: Sample probability questions for practice. Search Result for probability of compound event Quiz Zone. If a total of eleven raffle tickets are sold and two winners will be selected, what is the probability that both Beth and Shayna win?. P(blue and red) 13. Calculate the probability for each possible score on the test from 0 to 5. Give an example of independent events. In a tarot deck there are 78 cards, 22 of these are trumps and there are 14 cards of each color. We take a look at a new topic for us. so the prob. Compound probability means finding the probability where two events both occur. One of these attracted worldwide attention in 1990 when Marilyn vos Savant discussed it in her weekly column in the Sunday Parade magazine. The number of combinations of 9 things taken 5 at a time is less than the number of combinations of 9 things taken 4 at a time. In the case of compound events, we take the probability of joint occurrence of two or more events. You guess on all the questions. A pupil was chosen at random from the class. If you pick a face card, which is not a heart, you win $8. If it's rainy and there is heavy traffic, I arrive late for work with probability 1 2. Make sure you know our top strategies to deal with these problems and practice on realistic math questions here. Tossing two dice is a compound event. The NRICH Project aims to enrich the mathematical experiences of all learners. This video and text below show you how to calculate simple and compound interest. Basic Probability Formulas. Probability Quiz - Displaying top 8 worksheets found for this concept. P(less than 5 or greater than 9) You roll a red number cube and a blue number cube. Question 1 0 out of 0 points Although information technology projects have a poor track record in meeting project goals, they have a good track record in meeting budget goals. _____ is the chance of an event occurring. Self-Check Quiz Homework Help Math in Motion ( Probability of Compound Events Why? Evita is flying from Cleveland to Honolulu. To conjugate regular -ar, -er and -ir verbs in the conditional, simply add one of the following to the infintive:. To find the probability of two independent events that occur in sequence, find the probability of each event occurring separately, and then multiply the probabilities. Compound Probability. Q1 A and B have to clear their respective loans by paying 2 equal annual installments of Rs. simple event. Probability & Compound Events Worksheet 1 - This probability worksheet features 13 short word problems where you will calculate the probability of compound events happening, like missing a free throw three times in a row. Answer Selected Answer: False Correct Answer: False Question 2 0 out of 0 points When deciding what projects to invest in or continue, you should include…. Powered by Create your own unique website with customizable templates. The Counting Principle is a fundamental mathematical idea and an essential part of probability. Math Review. A bag contains 4 red marbles, 16 yellow marbles, 5 purple marbles, 16 blue marbles, and 10 green marbles. For example, the probability of being dealt the very rare poker hand,. Probability Quiz. Use this online probability calculator to calculate the single and multiple event probability based on number of possible outcomes and events occurred. You should know the Roman numerals for 1 (I), 2 (II), 3 (III), 4 (IV), 5 (V), and 6 (VI). Based on their past. Find each compound probability. Mutually exclusive and inclusive events, probability on odds and other challenging probability worksheets are useful for grade 6 and up students. To estimate parameters of probability distributions using maximum likelihood (ML) or Bayesian estimators and to explain the difference between them. No hyphens: The child is two years old. Leila arrives at the airport 3 hours before her flight to Chicago because each of the past 4 times she has travelled to the USA, it took her over 1. 00 × 10% = $100. Counting Rules [ edit ] Rule 1: If any one of k {\displaystyle k} mutually exclusive and exhaustive events can occur on each of n {\displaystyle n} trials, there are k n {\displaystyle k^{n}} different sequences that may result from a set of such trials. 3 Pet Shop Probability Determining Compound Probability 927 17. The probability of choosing a jack on the second pick given that a queen was chosen on the first pick is called a conditional probability. the probability of the outcome and apply the law of large numbers in simple examples. Uncertainty, Design, and Optimization Department of Civil and Environmental Engineering Duke University Henri P. For example, what is the probability that you forgot to do your homework and there will be a pop quiz in class?. What is the probability that a randomly selected apple will be green? 2. For a randomly selected student, let X = the number of points earned on the first part and Y = the number of points earned on the second part. Its mass is negligible (approximately 1800 electrons are needed to equal the mass of one proton). Attempt Permutations Combinations and Probability Quiz SBI PO 2018 will help you learn important concepts in Permutations, Combinations and Probability. Learn how to calculate probability without a probability calculator. Special Project* 6. Compound Probability Task CardsThese 20 task cards will help students practice solving problems related to compound probability. In addition, particulars related to certain financial instruments (bonds for example) are calculated using derivatives of these basic formulas. What is the probability of spinning the spinner and landing on a yellow section 2 consecutive times? Express your answer as a fraction in lowest terms. Learn English with vocabulary word games. I also used a deck of cards to show several examples of probability (especially the idea of replacement) as well as compound probability. Select Chapter 11 Probability Review Questions - Drag and Drop Activities: Select Chapter 10 Probability Quick Quiz Review Questions: Year 7 Probability. Probability Questions and Answers. Lessons distinguishing between theoretical probability and experimental probability, How to find and use experimental probability, How to find the theoretical probability of an event, How to use the formula for theoretical probability, examples with step by step solutions, questions and answers. Warm Up: You want to estimate the number of students in your school whose favorite subject is biology. Attempt Free Online Banking Awareness Quiz for IBPS,SBI & other bank exams 2019 at Toprankers. Did math class make you faint, weep, wail, or black out? Chronicled here in quiz format are some of the more common student pains and complaints I have received as a math teacher. Teaching and Learning Resources for Common Core High School, Statistics and Probability, Categorical, Quantitative Data, Making Inferences, Justifying Conclusions, Conditional Probability, Rules of Probability, examples and step by step solutions. Thus, the probability of occurrence of an event lies between 0 and 1[including 0 and 1]. Thus the probability for the spinner to land in any designated section is 1/10.