Mathematics, 28.06.2020 02:01, fqjenfiq6959

A sample of 75 information systems managers had an average hourly income of $40.75 with a standard deviation of $7.00. The 95% confidence interval for the average hourly wage (in $) of all information system managers is

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A sample of 75 information systems managers had an average hourly income of $40.75 with a standard d...