Mathematics, 19.10.2021 02:10 mmmmm96061

A researcher wants to estimate the average age of college students at USF, it is known the age of a USF student follows a normal distribution with a mean of 22 years with a standard deviation of 3.5 years. The researcher collects a sample of 60 students and finds their average age is 20 years with a standard deviation of 1.5 years. What are the characteristics of the sampling distribution

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