Need help with this question for my quiz. Show all needed work please

1. A simple random sample of 9 paired values (x, y) yields Ex = 19. )y - 70. J() - 256. Ex - 77. 3x2 - 913 = 211, s. -2.15. 7 - 7 78. 5, - 679. (a) (10 points) If n is the number of paired values (x, y), then compute each of the following. (1) a(Exy) - Co(y) = (2) "(Xx) - ()n) = (3) "()y') - CD - (5) Find the linear correlation coefficient (Round your answer to three decimal places) MAT 122 Test 2 - Pape 3 of 12 Summer 2024 (b) (6 points) Find the regression equation (Round the slope and intercept to two decimal places) (e) (2 points) Estimate , when x - " (Round your answer to two decimal places)