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Question 3 4 pts A sample of salaries of 57 college graduates who took a statistics...

Question 3 4 pts
A sample of salaries of 57 college graduates who took a statistics course in college have a​ mean of $78,829 and a standard​ deviation of $10,086​. Construct a 91​% confidence interval for estimating the population mean.
Math   Statistics-And-Probability   
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A sample of salaries of 57 college graduates who took a statistics course in college have a​ mean of $78,829 and a standard​ deviation of $10,086​. Construct a 91​% confidence interval for estimating the population mean.

91% C.I for population mean is we know

Margin of error

C.I is

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