Assume you have noted the following prices (Y) for 205 books and the number of pages (X) that each book contains: Ex = 4210, 25 = 49,2112 = 2595100, 2y 2 = 354, 35; = 30005 What would be the upper limit of 95% interval estimate of the price of a book with 400 pages? [please choose the closest answer] Q 5.00 o 4.55 o 3.23 o 5.30 o 3.25 o 3.55 o 5.12