Using SPSS , the problem is below to be answered.

14.43 The estimated regression equation = 28 - .05x, - .003x, + .00002x; where y = number of indictments disposed of in a given mo x - number of cases on judge's docket x - number of cases pending in the criminal trial cour X, = X1X2 appeared in the article "The Caseload Controversy and the Study of Criminal Courts" (Journal of Criminal Law and Criminology (19791: 89-101). This equation was based on " = 367 observations. The b's and their associated standard deviations are given in the accompa nying table. Estimated Standard b Deviation of b, .05 03 .003 0024 00002 000009 Is inclusion of the interaction predictor important? Test He: B, = 0 using a .05 level of significance