Question #2018700: Confidence Intervals – Calculation


Question: A random sample of n=9 men between 30 and 39 years old is asked to do as many situps as they can in one minute. The mean number is x =26.2 and the standard deviation is s =6.

a. Find the value of the standard error of the sample mean. Write a sentence that interprets this value.

b. Find a 95% confidence interval for the population mean.

c. Write a sentence that interprets the confidence interval in the context of this situation.

Solution: The solution consists of 209 words (1 page)
Deliverables: Word Document

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