Mathematics, 26.03.2021 02:40, bigchow
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 90% confidence interval for the mean was calculated to be ($2,081,260, $5,436,180). What would happen to the confidence interval if the confidence level were changed to 95%?
The interval would get narrower.
It is impossible to tell until the 95% interval is constructed.
There would be no change in the width of the interval.
The interval would get wider.
Answers: 2
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