Question
The mean annual salary of a sample of 250 office managers is $56,550 with a standard deviation of $4,130. Calculate the margin of error and
The mean annual salary of a sample of 250 office managers is $56,550 with a standard deviation of $4,130. Calculate the margin of error and construct the 95% confidence interval for the true population mean annual salary for office managers.
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Understanding Public Opinion Polls
Authors: Jelke Bethlehem
1st Edition
1498769756, 9781498769754
