Calculate the sample mean
Find the value of the critical value for the given confidence level
Use the sample standard deviation
Apply the values to the equation for the confidence interval
Construct a 93% confidence interval for a sampling distribution having a mean of 150, standard
deviation of 20, and a size of 16.
140.25 to 159.75
7% to 93%
139.34 to 160.66
141.25 to 158.77
Which of the following is a characteristic of the T-test?
Which of the following changes value by selecting different confidence levels for the same