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Question 3: Let x be a continuous random variable that follows a normal distribution with a mean of 550 and a standard deviation of 75. a. Find the value of x so that the area under the normal curve to the left of x is .0250. b. Find the value of x so that the area under the normal curve to the right of x is .9345. c. Find the value of x so that the area under the normal curve to the right of x is approximately .0275.

Question 3: Let x be a continuous random variable that follows a normal distribution with a mean of 550 and a standard deviation of 75. a. Find the value of x so that the area under the normal curve to the left of x is .0250. b. Find the value of x so that the area under the normal curve to the right of x is .9345. c. Find the value of x so that the area under the normal curve to the right of x is approximately .0275.

MATLAB: An Introduction with Applications
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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Question 3: Let x be a continuous random variable that follows a normal distribution with a mean of 550 and a standard deviation of 75. a. Find the value of x so that the area under the normal curve to the left of x is .0250. b. Find the value of x so that the area under the normal curve to the right of x is .9345. c. Find the value of x so that the area under the normal curve to the right of x is approximately .0275. d. Find the value of x so that the area under the normal curve to the left of x is approximately .9600. e. Find the value of x so that the area under the normal curve between u and x is approximately .4700 and the value of x is less than u. f. Find the value of x so that the area under the normal curve between u and x is approximately.4100 and the value of x is greater than u.
Transcribed Image Text:Question 3: Let x be a continuous random variable that follows a normal distribution with a mean of 550 and a standard deviation of 75. a. Find the value of x so that the area under the normal curve to the left of x is .0250. b. Find the value of x so that the area under the normal curve to the right of x is .9345. c. Find the value of x so that the area under the normal curve to the right of x is approximately .0275. d. Find the value of x so that the area under the normal curve to the left of x is approximately .9600. e. Find the value of x so that the area under the normal curve between u and x is approximately .4700 and the value of x is less than u. f. Find the value of x so that the area under the normal curve between u and x is approximately.4100 and the value of x is greater than u.
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