Mathematics
Mathematics, 21.06.2021 16:20, Tess3492

Suppose a 90% confidence interval for the mean salary of college graduates in a town in Mississippi is given by [$38,737, $50,463]. The population standard deviation used for the analysis is known to be $14,300. a. What is the point estimate of the mean salary for all college graduates in this town?
Point estimate
b. Determine the sample size used for the analysis.
Sample size

answer
Answers: 1

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Suppose a 90% confidence interval for the mean salary of college graduates in a town in Mississippi...

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