Assume that 12 jurors are randomly selected from apopulation in which 86% of the people are Mexican-Americans. Refer to the probability distribution table belowand find the indicated probabilities.x | P(x)0+010+20+30+40+50.00046 0.002870.01488 0.05699 0.1553100.286311 | 0.3197120.1637Find the probability of exactly 8 Mexican-Americans among12 jurors. Round your answer to four decimal places.P(x = 8) =Find the probability of 8 or fewer Mexican-Americans among12 jurors. Round your answer to four decimal places.P(x ≤ 8) =Does 8 Mexican-Americans among 12 jurors suggest that theselection process discriminates against Mexican-Americans?yesno

• from the given table, the probability of exactly 8 Mexican - Americans among 12 jurors is…

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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ssume that 33.2% of people have sleepwalked. Assume that in a random sample of 1454 adults, 523 have sleepwalked. a. Assuming that the rate of 33.2% is correct, find the probability that 523 or more of the 1454 adults have sleepwalked. b. Is that result of 523 or more significantly high?
The chart shows the probability of a certain disease for men by age. What is the probability that a randomly selected man between the ages of 35 and 44 does not have the disease? Age Probability of Disease X20-24 less than 0.00825-34 0.00935-44 0.1445-54 0.3955-64 0.4265-74 0.6775+ 0.79 Group of answer choices 0.86 .67 None of the above 0.14
Based on a survey, assume that 28% of consumers are comfortable having drones deliver their purchases. Suppose that we want to find the probability that when five consumers are randomly selected, exactly three of them are comfortable with delivery by drones. Identify the values of n, x, p, and q. The value of x is 3. (Type an integer or a decimal. Do not round.) The value of p is 0.28 . (Type an integer or a decimal. Do not round.) Question The value of q is (Type an integer or a decimal. Do not round.) Enter your answer in the answer box and then click Check Answer. CinclCh 48 étv 1450
An LG Dishwasher, which costs $950, has a 20% chance of needing to be replaced in the first 2 years of purchase. A two-year extended warrantee costs $112.10 on a dishwasher. Assume the dishwasher is replaced in the first 2 years. a) Write out the probability distribution for the value of the extended warranty. Make sure you enter your X values from smallest to largest. X P(X) b) What is the expected value of the extended warranty? Round final answer to 2 decimal places and write the units in the second box.
Suppose that the random variable xx, shown below, represents the number of speeding tickets a person received in a three-year period. P(x)P(x) represents the probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. xx P(x)P(x) 0 0.3891 1 0.281 2 0.1497 3 0.098 4 0.0471 5 0.0351 6+ 0.0000 Would it be unusual to randomly select a person who has received four or more tickets in a three-year period? A. Yes B. NoIs it correct answer B?
Given that the switch board of a consultant's office receives on the average 0.6 call per minute, find the probability that (a) In a given minute there will be at least one call. (b) In a 4-minute interval, there will be at least 3 calls.
A survey of all medium and large-sized corporations showed that 63% of them offer retirement plans to their employees. Let p be the proportion in a random sample of 50 such corporations that offer retirement plans to their employees. Find the probability that the value of will be between 0.54 and 0.61.
Suppose that the random variable xx, shown below, represents the number of speeding tickets a person received in a three-year period. P(x)P(x) represents the probability of a randomly selected person having received that number of speeding tickets during that period. Use the probability distribution table shown below to answer the following questions. xx P(x)P(x) 0 0.3377 1 0.3347 2 0.1744 3 0.0605 4 0.0464 5 0.0463 6+ 0.0000 a) What is the probability that a randomly selected person has received four tickets in a three-year period?P(x=4)=P(x=4)=b) What is the probability that a randomly selected person has received four or more tickets in a three-year period?P(x≥4)=P(x≥4)=c) What is the probability that a randomly selected person has received more than four tickets in a three-year period?P(x>4)=P(x>4)=d) Would it be unusual to randomly select a person who has received four tickets in a three-year period? Yes No e) Which probability should we use to…
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.
Nine plants are operated by a garment manufacturer. They feel there is a sixteen percent chance for a strike at any one plant and the risk of a strike of a strike at one plant is independent of the risk of a strike at another plant. Let X be the number of plants of the garment manufacturer that strike. Compute the probability that 3 of the plants will strike. Round your answer to four decimal places, if necessary.
Assume that 12 jurors are randomly selected from a population in which 80% of the people are Mexican-Americans. Refer to the probability distribution table below and find the indicated probabilities. xx P(x)P(x) 0 0+ 1 0+ 2 0+ 3 0.0001 4 0.0005 5 0.0033 6 0.0155 7 0.0532 8 0.1329 9 0.2362 10 0.2835 11 0.2062 12 0.0687 Find the probability of exactly 7 Mexican-Americans among 12 jurors. Round your answer to four decimal places.P(x=7)=P(x=7)= Find the probability of 7 or fewer Mexican-Americans among 12 jurors. Round your answer to four decimal places.P(x≤7)=P(x≤7)= Does 7 Mexican-Americans among 12 jurors suggest that the selection process discriminates against Mexican-Americans? no yes
Suppose that a box contains 6 cameras and that 3 of them are defective. A sample of 2 cameras is selected at random, with replacement. Define the random variable � as the number of defective cameras in the sample.Write the probability distribution for �. � P(�=�)

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