Twenty-three student teachers took part in an evaluation program designed to measure teacher effectiveness and determine what factors are important. Eleven female instructors took part. The response measure was a quantitative evaluation made on the cooperating teacher. The regressor variables were scores on four standardized tests given to each instructor. The data are as follows: Estimate the multiple linear regression equation ? Y?x1,x 2, x3, x4, x5 = 00 + ?1xl + ?2x2 + ?3X3 + ?4x4

X3 410 125 59.00 55.66 63.97 45.32 69 569 57 77 S1 31.75 131 425 344 324 505 235 501 400 584 80.50 75.00 49.00 49.35 60.75 141 122 46.67 41.21 43.83 41.61 64.57 42.41 141 152 53 77 141 76 65 132 157 166 141 41.25 50.75 32.25 97 57.95 434 76 54.50 57.90