In The Following Table Is A Partial Computer Output Based On A Sample Of 21 Observat 3285282

In the following table is a partial computer output based on a sample of 21 observations, relating an independent variable (X) and a dependent variable: Predictor Coefficient Standard Error Constant 30.139 1.181 X -0.2520 0.022 SOURCE SS Regression 1,759.481 Error 259.186 a. Develop the estimated regression line. b. At a = 0.05, test for the significance of the slope. c. At a = 0.05, perform an F-test. d. Determine the coefficient of determination.