Textbook ExpertVerified Tutor
12 Nov 2021
Given information
The sample size is 100. The sample mean and sample standard deviation is 23.6 and 7 hours respectively. The population is normally distributed.
Step-by-step explanation
Step 1.
The underlying population from which the sample is drawn is given to be normally distributed. Further the sample size (100) exceeds 30. Therefore, the normal distribution can be used to model the given problem.
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