A Director of Human Resources is exploring employee absenteeism at the INCOVA Hospital. A multiple linear regression analysis was performed using the following variables. The results are presented below.

Variable Y x1 x2 x3 Description number of days absent last fiscal year commuting distance (in miles) employee's age (in years) length of employment at PPP (in years) Coefficients Standard Error t Statistic p-value Intercept 6.594146 3.273005 2.014707 0.047671 x1 -0.18019 0.141949 -1.26939 0.208391 x2 0.268156 0.260643 1.028828 0.307005 x3 -2.31068 0.962056 -2.40182 0.018896 R=0.498191 R2=0.248194 se = 3.553858 n = 73 Adj R2=0.192089