1. For each of the following, compute the correct degrees of freedom and find the correct t multiplier for constructing a confidence interval for a population mean. You may use the t table or Minitab Express. [20 points]

A. Confidence level 80%, , df = _____, t* = ______

B. Confidence level 80%, , df = _____, t* = ______

C. Confidence level 95%, , df = _____, t* = ______

D. Confidence level 95%, , df = _____, t* = ______

E. How does the t multiplier change as the __confidence level__ changes? __Why?__

F. How does the t multiplier change as the __sample__ size changes? __Why?__

G. How does the t multiplier change as the __population__ size changes? __Why?__

. For each of the following, compute the correct degrees of freedom and find the correct tmultiplier for constructing a confidence interval for a population mean. You may use the ttable or…