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In a survey sample of 1000 respondents, the mean annual salary is $32,245, with a standard deviation of 4021.54. Calculate a 95% confidence interval for
- In a survey sample of 1000 respondents, the mean annual salary is $32,245, with a standard deviation of 4021.54. Calculate a 95% confidence interval for these data. ( how do i find what formula to use when they use money?)
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