Population mean and of population standard deviation

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The following sample data is from a normal population

(a) What is the point estimate of the population mean and of the population standard deviation? Show all calculations.

(b) With 90% confidence, what is the margin of error for the estimation of the population mean? Show all calculations. Use appropriate table given in the textbook.

(c) What is 90% confidence interval for the population mean? Show all calculations. Use appropriate table given in the textbook.

Reference no: EM132995223

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