Assume that 12 jurors are randomly selected from a population in which 77% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities.| x | P(x) ||----|-------|| 0 | 0+ || 1 | 0+ || 2 | 0+ || 3 | 0.0002|| 4 | 0.0014|| 5 | 0.0073|| 6 | 0.0285|| 7 | 0.0818|| 8 | 0.1712|| 9 | 0.2547|| 10 | 0.2558|| 11 | 0.1557|| 12 | 0.0434|**Find the probability of exactly 6 Mexican-Americans among 12 jurors. Round your answer to four decimal places.**\[ P(x = 6) = \]**Find the probability of 6 or fewer Mexican-Americans among 12 jurors. Round your answer to four decimal places.**\[ P(x \leq 6) = \]**Does 6 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican-Americans?**- [ ] yes- [ ] no

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Answered: Assume that 12 jurors are randomly…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Let X = {Email, In Person, Instant Message, Text Message}; P(Email) = 0.06 P(In Person) = 0.55 P(Instant Message) = 0.24 P(Text Message) = 0.15 Is this model a probability distribution? A. Yes. B. No. C. Maybe.
According to a recent National survey of 200 High School students of driving age, 43 percent stated they text while driving at least once. Assume this percentage represents the true population proportion of High School student drivers who text while driving. Determine the probability that more than 53% High School students have texted while driving. a. 0.9979 b. none of these d. 0.0021 Oe.0.0286
For familiés with 5 children, let X be the number of children with Genetic Condition B. Can the following table be a probability distribution for the random variable X? P(x) 1 0.2862 0.0776 3. 0.1155 4 0.0491 0.3974 O no O yes 2.
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Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 15% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: O a. 0.78 b. 0.0192 C. 0.981 O d. 0.109 O e. 0.22
Assume that 12 jurors are randomly selected from a population in which 60% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities. Number of Mexican-Americans Probability 0 0 1 0.0003 2 0.0025 3 0.0125 4 0.042 5 0.1009 6 0.1766 7 0.227 8 0.2128 9 0.1419 10 0.0639 11 0.0174 12 0.0022 a) Find the probability of at most 4 Mexican-Americans among 12 jurors. Give answer as a decimal. b) Find the probability of more than 4 Mexican-Americans among 12 jurors. Give answer as a decimal.
Rem. A concerned parents group determined the number of commercials shown in each of the five children's programs over a period of time. Num of Commercials P(X = x 1.824 0.078 2.081 0.05 2.338 0.101 2.595 0.134 2.852 0.07 3.109 0.567 Consider the probability distribution table above. Determine the following: (a) Determine the mean = (b) Determine the Standard Deviation
Calculate the probability of 3 or 4 based on the following probability distribution. 1 4 p(x) 0.2 0.1 0.3 0.8 O0.6 O 0.7 er
Consider three classes (I, II and III) consisting of 30, 25, and 45 students. Suppose a student is selected from class I, then he has 10% chance to make an A. Assume that these probabilities for the class II and III are 15% and 20% respectively. If a student is selected randomly and has an A, what is the probability that he is from class III. Enter your answer to the nearest FOUR decimal places. 0.5715
Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 15% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: O a. 0.981 O b. 0.109 Oc. 0.0192 O d. 0.78 O e. 0.22
Adrian plays on the Varsity Boys basketball team. He successfully scores approximately 38% of his attempted shots. In the first half of a given basketball game, Adrian takes 6 attempted shots on net. What kind of probability distribution does this situation represent? A. Hypergeometric B. Binomial C. uniform D. Both Binomial and Hypergeometric E. none of these

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