Question

13) A final exam in Math 160 has a mean of 73 with standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70. A) 0.1.006 B) 0.0301 C) 0.9699 D) 0.0278

          13) A final exam in Math 160 has a mean of 73 with standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70.
A) 0.1.006
B) 0.0301
C) 0.9699
D) 0.0278

Added by David S.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

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Solved by Expert Sarvesh Somasundaram

12/22/2022

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Question

13) A final exam in Math 160 has a mean of 73 with standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70. A) 0.1.006 B) 0.0301 C) 0.9699 D) 0.0278

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