Problem:
Company is packaged and sold with unknown weight and standard deviation. Seven packages are randomly selected and weighed with the following results in pounds:
38, 38, 37, 39, 35, 35, 37
Required:
Question 1) What is the point estimate for the population mean?
Question 2) Construct the 98% confidence interval estimate for the actual population mean weight.
Solve the problem and show step by step calculation.