QUESTION 7 10 points Save Answer (Short-Answer) Sales personnel for Skillings Distributors submit weekly reports listing the customer contacts made during the week. A sample of 49 weekly reports showed a sample mean of 22.50 customer contacts per week. The sample standard deviation was 6.50. (a). Provide 80% confidence intervals for the population mean number of weekly customer contacts for the sales personnel. (5 points) (b). Provide 95% confidence intervals for the population mean number of weekly customer contacts for the sales personnel. (5 points) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial V 10pt A V TX