Groups of adults are randomly selected and arranged in groups of three.The random variable x is the number in the group who say that theywould feel comfortable in a self-driving vehicle. Determine whether aprobability distribution is given. If a probability distribution is given, find itsmean and standard deviation. If a probability distribution is not given,identify the requirements that are not satisfied.XP(x)0.35110.44320.18030.026O D. No, the sum of all the probabilities is not equal to 1.O E. No, the random variable x's number values are not associated with probabilities.Find the mean of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.O A. H= 0.9 adult(s) (Round to one decimal place as needed.)O B. The table does not show a probability distribution.Find the standard deviation of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.O A. G = 0.6 adult(s) (Round to one decimal place as needed.)O B. The table does not show a probability distribution.

Given data is x P(x) 0 0.351 1 0.443 2 0.180 3 0.026

Answered: Groups of adults are randomly selected…

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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Groups of adults are randomly selected and arranged in groups of three. The random variable x is the number in the group who say that they would feel comfortable in a self-driving vehicle. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. O A. O B. The table does not show a probability distribution. X P(x) 0 0.362 1 adult(s) (Round to one decimal place as needed.) 3 Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. ☐B. No, not every probability is between 0 and 1 inclusive. C. No, the random variable x is categorical instead of numerical. D. No, the random variable x's number values are not associated with probabilities. E. No, the sum of all the probabilities is not equal to 1. Find the mean of the random variable x. Select the correct…
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