A computer selects a number X from 1 to 8 randomly and uniformly.Round all answers to 4 decimal places where possible.a. What is the distribution of X? X - Ub. Suppose that the computer randomly picks 39 such numbers. Whatis the distribution of for this selection of numbers. ~ N(c. What is the probability that the average of 39 numbers will be morethan 4.6?

Answered: Image /qna-images/answer/322bdeb3-dba4-4e8a-871e-5754df3420f9.jpg

Answered: A computer selects a number X from 1 to…

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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CH7: Dr. Helen obtains a random sample of n = 14 scores from a population with o = 8. If the sample mean is 46 points smaller than the population mean, what is the z-score for the sample mean? Oa. 227.69 b. -227.69 Oc. 21.51 O d.l-21.51|| e. none of the options
final answers to at least (4) decimal places. Box all final answers. Label all answers. 1. Given a sample of 4 private jets, set up the probability distribution table for the number of private jets sold when the probability of selling a private jet is 13%.
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Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a graph and find the probability of a bone density test score greater than -1.82. Sketch the region. Choose the correct graph below. OA. ОВ. OC. O D. -1.82 1.82 -1.82 1.82 -1.82 The probability is (Round to four decimal places as needed.) Cick to select vnuransıver/s).
5.1.27 Question.Help In a state's Pick 3 lottery game, you pay $1.31 to select a sequence of three digits (from 0 to 9), such as 133. If you select the same sequence of three digits that are drawn, you win and collect $444.95. Complete parts (a) through (e). a. How many different selections are possible? 1,000 b. What is the probability of winning? 0.001 (Type an integer or a decimal.) c. If you win, what is your net profit? $ 443.64 (Type an integer or a decimal.) d. Find the expected value. S(Round to the nearest hundredth as needed.) (A) More Enter your answer in the answer box and then click Check Answer. Anewer Clear All 1 part remaining MacBook Air 44 F9 888 4 ER F7 F5 F6 esc %23 2$ % & * delete 6 7 8 9 2 3 4 Y Q W tab enter K retu A S F G caps lock .. .. つエト
Assume that a randomly selected subject is given a bone density test. Bone density test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a graph and find P3, the 13th percentile. This is the bone density score separating the bottom 13% from the top 87%. 13- * ..* Which graph represents P3? Choose the correct graph below. OA. B. C. OD. се urces P13 P. 13 P13 ns The bone density score corresponding to P,3 is (Round to two decimal places as needed.) on Tool Vi (1,0) More Next Policy | Statcrunch Activate V vate WE 104 梦 @ ^ E O A 4) 11/10 e here to search hp 「曲需

Find the mean of the given probability distribution. 16) In a certain town, 70% of adults have a college degree. The accompanying table describes th 16) probability distribution for the number of adults (among 4 randomly selected adults) who h college degree. P(x) X 0 0.0081 1 0.0756 2 0.2646 3 0.4116 4 0.2401
A computer selects a number X from 4 to 11 randomly and uniformly. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - U(| b. Suppose that the computer randomly picks 39 such numbers. What is the distribution of a for this selection of numbers. a - N( c. What is the probability that the average of 39 numbers will be less than 6.6?
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Choose from the choices and show the solution.
1. The mean and variance of a probability distribution is 2. Write down the distribution. --2ax

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