3) Using a calculator, the space below, and the following dataset: 22 19 23 26 18...

3) Using a calculator, the space below, and the following dataset: 22 19 23 26 18 22 21 31
(10 points)
A. Compute the sample mean.

B. Compute the sample standard deviation.

C. Compute the sample standard error of the mean.

D. Compute the t-statistic. (Use a known population mean of 28)

E. What is tcrit? (Use a two-tailed test with  = 0.05)

F. What are the Ho and Ha?

G. What do you decide/conclude about this sample?

H. Report the findings in the correct format.

I. If appropriate, calculate the confidence interval for .

Solutions

Expert Solution

orchestra answered 1 year ago

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