Do male and female servers at Swank Bar work the same number of hours?

A sample of 45 female servers worked an average of 29 hours per week, with a standard deviation of 2.

A sample of 45 male servers worked an average of 33 hours per week, with a standard deviation of 3.

Let1and2 represent the typical number of hours worked by all female and male servers at Swank Bar, respectively. Estimate with a 86% confidence level how many more hours female servers work. Round answers to the nearest hundredth.

______<1 - 2< ______