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The following sample data is taken from the normal population: 10, 8, 12, 15, 13, 11,...

The following sample data is taken from the normal population: 10, 8, 12, 15, 13, 11, 6, 5.
a. What is the estimator of the average population
b. What is the estimator of the population standard deviation
c. At the 95% confidence level, what is the error margin of the population mean estimator
d. Determine 95% confidence intervals for the population mean

Math   Statistics-And-Probability   
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