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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%

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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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