Textbook ExpertVerified Tutor
18 Nov 2021
Given information
Sample size = 75
Sample mean = 17.4 years
Sample standard deviation = 6.3 years
Population mean = 15 years
Step-by-step explanation
Step 1.
A hypothesis test is usually performed on sample data taken from a larger population. This test is used to obtain results based on a hypothesis performed on the sample data.
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