HW Score: 38.1%, 8 of 21 E Homework: Sec 6.2 points 0 Points: 0 of 1 Construct the indicated condence interval for the population mean u using the tdistribution. Assume the population is Question "St I6 normally distributed. c=0.98, 2:145, 3:0.69, n=12 o Question1 (DD) (Round to one decimal place as needed.) 0 Question 2 0 Question 3 0 Question 4 0 Question 5 0 Question 6 0 Question 7 K Use the given confidence interval to find the margin of error and the sample mean. Question list (16.8,23.0) . . . Question 1 The sample mean is 19.9 . (Type an integer or a decimal.) Question 2 The margin of error is . (Type an integer or a decimal.) O Question 3 O Question 4 O Question 5 Question 6 O Question 7