Sales personnel for Skillings Distributors submit weekly reports listing the customer contacts made during the week. A s

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Sales Personnel For Skillings Distributors Submit Weekly Reports Listing The Customer Contacts Made During The Week A S 1 (9.36 KiB) Viewed 8 times

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 standard deviation was 4.2. Provide a 90% confidence interval for the population mean number of weekly customer contacts for the sales personnel, (Round your answers to two decimal places) contacts/week to contacts/week Provide 95% confidence interval for the population mean number of weekly customer contacts for the sales personnel. (Round your answers to two decimal places) contacts/week to contacts/week