Company a is trying to sell its website to company b. as part of the sale, company a claims that the average user of their site stays on the site for 10 minutes. to test this claim company b collects the times (in minutes) below for a sample of 11 users. assume normality. time0.8106.81.64.90.313.5662.21.5co nstruct a 99% confidence interval for the true mean time spent on the web site. a) what is the lower limit of the 99% interval? give your answer to three decimal places. enter 0 if your lower limit is less than 0.b) what is the upper limit of the 99% interval? give your answer to three decimal places.