6.

Given below are results from the regression analysis where the dependent variable is the number of weeks a worker is unemployed due to a layoff (Unemploy) and the independent variables are the age of the worker (Age) and a dummy variable for management position (Manager: 1 = yes, 0 = no). The results of the regression analysis are given below:

Regression Statistics Multiple R 0.6391 R Square 0.4085 Adjusted R Square 0.3765 Standard Error 18.8929 Observations 40 ANOVA SS MS F Significance F Regression 2 9119.0897 4559.5448 12.7740 D.DDOO Residual 37 13206.8103 356.940B Total 39 22325.9 Coefficients Standard Error I Stat P-value Intercept -0 2143 11.5796 0.0185 0.9853 Age 1.4448 0.3160 4.5717 0.0000 Manager -22.5761 11.3488 -1.9893 0.0541