2) (6 points) You need to use information about the activity level variable to compute and interpret a confidence interval. a) Based on the given information, compute a 99% confidence interval for the population proportion of adolescent girls with a "medium" activity level. SHOW ALL WORK IN YOUR DOCUMENT. Round any values that you use to three decimal places. b) In your 99% confidence interval, what is the point estimate for the population proportion of adolescent girls with a "medium" activity level? Provide a numeric value. c) In your 99% confidence interval, what is the margin of error? Provide a numeric value. d) Interpret your 99% confidence interval for the population proportion of adolescent girls with a "medium" activity level.