I also want to know b) Use the information to give a 95% confidence interval.

Section 3.2 Question 7 of 12 View Policies Current Attempt in Progress Information about a sample is given. Assume that the sampling distribution is symmetric and bell-shaped. P 1 - P 2 = 0.11 and the margin of error for 95 % confidence is + 4%. (a) Indicate the parameter being estimated. :: 18 LL #: P2 :: p : P The parameter of interest is eTextbook and Media MacBook Air