Sample data from a normal population are located in the
Microsoft Excel Online file below. Use the data to answer the
following questions for the σ unknown case.
Sample Data: 1, 14, 6, 5, 14, 3, 18, 5
Confidence Coefficient: 0.95
A. The point estimate of the population mean is (to 2
decimals)
B. The standard deviation is (to 2 decimals)
C. The margin of error is (to 1 decimal)
D. The 95% confidence interval is (to 1 decimal)