For each of the following, compute the correct degrees of freedom and find the correct t multiplier for constructing a confidence interval for a…

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…

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