Mathematics, 09.07.2019 01:20 xmanavongrove55

Sales personnel for skillings distributors submit weekly reports listing the customer contacts made during the week. a sample of 65 weekly reports showed a sample mean of 19.5 customer contacts per week. the sample stand ard deviation was 5.2. provide 90% and 95% confidence intervals for the population mean number of weekly customer contacts for the sales personnel.

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