Unformatted text preview: Z 2 are independent. 2. Not covered by the midterm of 2002. 3. Answer: (a) S pooled = n 11 n 1 + n 22 S 1 + n 21 n 1 + n 22 S 2 . Simple calculation shows S pooled = " 1 . 61 . 3981 . 398 1 . 998 # . (b) Use the Hotelling T 2 test of Result 6.2. Simple calculation gives T 2 = 3 . 87, which is distributed as 5 × 2 4 F 2 , 4 . The p value is 0.318. Thus, one cannot reject H o at the 5% level. 4. Answer (a) See the twoway MANOVA table on page 310 with n = 1, i.e. no interaction. (b) There is no interaction between the two factors....
View
Full Document
 Fall '09
 staff
 Covariance, Variance, Konrad Zuse, Covariance matrix, Z1, Z3, Ruey S. Tsay

Click to edit the document details