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2. The GMAT scores of this year's test takers are normally distributed with a mean of 450 and a standard deviation of 25. a. Find the probability that a randomly selected test taker's score is at least 475. b. Find the probability the randomly selected to taker's score is at most 400. c. Find the probability at a randomly selected test takerscore is between 425 and 525. d. Assuming that there are 5,000 test takers, how many got a score of more than 400?

2. The GMAT scores of this year's test takers are normally distributed with a mean of 450 and a standard deviation of 25. a. Find the probability that a randomly selected test taker's score is at least 475. b. Find the probability the randomly selected to taker's score is at most 400. c. Find the probability at a randomly selected test takerscore is between 425 and 525. d. Assuming that there are 5,000 test takers, how many got a score of more than 400?

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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2. The GMAT scores of this year's test takers are normally distributed with a mean of 450 and a standard deviation of 25. a. Find the probability that a randomly selected test taker's score is at least 475. balgor b. Find the probability une randomly selected to taker's score is at most 400. c. Find the probability at a randomly selected test taker's core is between 425 and 525. qil en 159 d. Assuming that there are 5,000 test takers, how many got a score of more than 400?
Transcribed Image Text:2. The GMAT scores of this year's test takers are normally distributed with a mean of 450 and a standard deviation of 25. a. Find the probability that a randomly selected test taker's score is at least 475. balgor b. Find the probability une randomly selected to taker's score is at most 400. c. Find the probability at a randomly selected test taker's core is between 425 and 525. qil en 159 d. Assuming that there are 5,000 test takers, how many got a score of more than 400?
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