Textbook ExpertVerified Tutor
8 Nov 2021
Given information
Given that the mean age for all Foothill college students for a recent Fall term was 33.2, the population standard deviation has been pretty consistent at 15.
Twenty-five Winter students were randomly selected. The sample mean age was 30.4.
Step-by-step explanation
Step 1.
In the given information, it is mentioned that the standard deviation of the population is 15.
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