What is a point estimate for μ, the mean test score for the population?

A simple random sample of 8 high school student's ACT scores gave the following data.

27, 30, 20, 29, 28, 36, 34, 31


What is a point estimate for μ, the mean test score for the population?


a. 235

b. 4.84

c. 29.38

d. A point estimate cannot be computed since the data for the whole population are not available.


Answer: c. 29.38


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