A Marketing Research Company Is Estimating the Average Total Compensation

Multiple Choice

A marketing research company is estimating the average total compensation of CEOs in the service industry. Data were randomly collected from 18 CEOs and the 99% confidence interval for the mean was calculated to be ($2,181,260, $5,836,180) . What would happen to the confidence interval
if the confidence level were changed to 98%?

A) The interval would get wider.
B) There would be no change in the width of the interval.
C) It is impossible to tell until the 98% interval is constructed.
D) The interval would get narrower.