(Answered) Qusetion a sample of 18 observations taken from a normally

Statistics

Qusetion: A sample of 18 observations taken from a normally distributed population produced the following data.

28.4 27.3 25.5 25.5 31.1 23.0 26.3 24.6 28.4

37.2 23.9 28.7 27.9 25.1 27.2 25.3 22.6 22.7

a. What is the point estimate of μ?

b. Make a 99% confidence interval for μ.

c. What is the margin of error of estimate for μ in part b?

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