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

Sales personnel for Skillings Distributors submit weekly reports listing the customer contacts made during the week. A sample of  weekly reports showed a sample mean of  customer contacts per week. The sample standard deviation was . Provide  and  confidence intervals for the population mean number of weekly customer contacts for the sales personnel.

 confidence interval, to 2 decimals:

( ,  )

 confidence interval, to 2 decimals:

( ,  )