Consider the following sample drawn from a given population: 5, 6, 8, 10, 11, 12, 13, 15

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Consider the following sample drawn from a given population:

5, 6, 8, 10, 11, 12, 13, 15

a. Calculate point estimate of population mean.

b. Calculate standard deviation.

c. Determine degrees of freedom.

d. At 95% confidence level, calculate confidence interval for population mean.

e. At 99% confidence level, calculate confidence interval for population mean.

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