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34. What is asked in the given problem? A. P(X < 43) C. P(X>43) B. P(<43) D. P(>43) 35. What formula is to be used in finding the z-score? A. z = H-X X- B. z = C. z = D. z = H 36. What is the answer to the question? B. 15.54% A. 0.23% C. 23% D. 34.46%

34. What is asked in the given problem? A. P(X < 43) C. P(X>43) B. P(<43) D. P(>43) 35. What formula is to be used in finding the z-score? A. z = H-X X- B. z = C. z = D. z = H 36. What is the answer to the question? B. 15.54% A. 0.23% C. 23% D. 34.46%

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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For numbers 31-37, refer to the given problem. The average time it takes for a group of college students to complete a certain examination is 46.2 minutes whereas the standard deviation is 8 minutes. Fifty college students were randomly selected to take the examination. Assume that the variable is normally distributed. What is the probability that the mean. time it takes for the group to complete the test will be less than 43 minutes? 32. Wnar B. 45 33 A. & 34. What is asked in the given problem? A. P(X < 43) C. P(X>43) B. P(<43) D. P(>43) 35. What formula is to be used in finding the z-score? D. z = 4 Vi A. z = -X B. z = C. z = 36. What is the answer to the question? B. 15.54% A. 0.23% C. 23% D. 34.46%
Transcribed Image Text:For numbers 31-37, refer to the given problem. The average time it takes for a group of college students to complete a certain examination is 46.2 minutes whereas the standard deviation is 8 minutes. Fifty college students were randomly selected to take the examination. Assume that the variable is normally distributed. What is the probability that the mean. time it takes for the group to complete the test will be less than 43 minutes? 32. Wnar B. 45 33 A. & 34. What is asked in the given problem? A. P(X < 43) C. P(X>43) B. P(<43) D. P(>43) 35. What formula is to be used in finding the z-score? D. z = 4 Vi A. z = -X B. z = C. z = 36. What is the answer to the question? B. 15.54% A. 0.23% C. 23% D. 34.46%
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