Actual: 24.00, predicted: 25.81 
Actual: 21.60, predicted: 24.11 
Actual: 34.70, predicted: 27.29 
Actual: 33.40, predicted: 27.01 
Actual: 36.20, predicted: 26.77 
  Variable  Coeff Est  Std Error          p
 Intercept     22.533
        RM      2.464      0.781      0.000   ***
       DIS      0.001      0.022      0.450      
       TAX     -0.002      0.001      0.130      
   PTRATIO     -0.138      0.205      0.070     .
     LSTAT     -0.254      0.098      0.000   ***
Signif. codes:  0 *** 0.001 ** 0.01 * 0.05 . 0.1 empty 1


For 8 variables the regression coefficient equals 0: 
CRIM
ZN
INDUS
CHAS
NOX
AGE
RAD
B
