Quiz Me: Quiz Me: 5.2-5 Construct This quiz: 4 point(s) and interpret confidence intervals with a known population standard possible Resume later This question: 1 deviation. point(s) possible Submit quiz Using the simple random sample of weights of women from a data set, we obtain these sample statistics: n = 40 and x = 152.09 lb. Research from other sources suggests that the population of weights of women has a standard deviation given by o - 32.02 lb. a. Find the best point estimate of the mean weight of all women. b. Find a 99% confidence interval estimate of the mean weight of all women. Click here to view a t distribution table. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. a. The best point estimate is lb. (Type an integer or a decimal.) b. The 19% confidence interval estimate is Ib