Assume that population means are to be estimated from the samples
Assume that population means are to be estimated from the samples
described. Use the sample results to approximate the margin of error and 95% confidence interval.
Sample size 1,048, sample mean=46,264, sample standard deviation=25,000
The margin of error is $
(Round to the nearest dollar as needed.)
Find the 95% confidence interval.
$ less than < mu μ less than < $
(Round to the nearest dollar as needed.)
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