Answers to assignment 3 /* question 1 */ symmetric w[3,3]: pooled within SSCP matrix c1 c2 c3 c1 .3313 c2 .126 .11085667 c3 .00015 -.00198 .006435 /* question 2 */ mv1[1,3]: mean value vector for X1 c1 c2 c3 c1 1.03 .469 .707 mv2[1,3]: mean value vector for X2 c1 c2 c3 c1 1.215 .38833333 .7025 /* question 3 */ md[1,3]: difference in the mean value vectors c1 c2 c3 c1 -.185 .08066667 .0045 /* question 4 */ symmetric d2[1,1]: Mahalanobis D-squared c1 c1 .47980264 /* question 5 */ symmetric ht2[1,1]: Hotelling's T-squared c1 c1 52.342106 /* question 6: F-ratio */ 15.702632 /* question 7 */ degrees of freedom = 3, 18