Please help me to answer following questions.

Coefficient3 Unstandardized Coefficients Model B Std. Error 1 (Constant) 11.889 .885 acid x -1.222 . 181 a. Dependent Variable: fungus_y a. (6 pts) Compute the fitted (i.e., predicted) value and the residual of the third observation (x = 2, y=9).b. (8 pts) Complete the extended ANOVA table for lack-of-fit test. There are 4 spaces to fill. A = B = C = D =Source of Variation Sum of Squares df Mean Square F Regression 107.556 1 107.556 45.788 Error 16.444 7 2.349 Lack of Fit (A) 3 (C) 0.037 Pure Error 16 (B) (D) Total 124 8 c. (6 pts) The current analysis assumes a straight-line association between the variables. Use the above table to conduct a test of hypothesis to evaluate whether the straight-line assumption is appropriate