HW Solutions Stat 62

# HW Solutions Stat 62 - Chapter 19 TWO-FACTOR STUDIES WITH...

This preview shows page 1. Sign up to view the full content.

Chapter 19 TWO-FACTOR STUDIES WITH EQUAL SAMPLE SIZES 19.4. a. µ 1 . = 31, µ 2 . =37 b. α 1 = µ 1 . µ .. =31 34 = 3, α 2 = µ 2 . µ .. 34=3 19.7. a. E { MSE } =1 . 96, E { MSA } = 541 . 96 19.10. a. ¯ Y 11 . =21 . 66667, ¯ Y 12 . . 33333, ¯ Y 21 . =27 . 83333, ¯ Y 22 . . 66667, ¯ Y 31 . =22 . 33333, ¯ Y 32 . =20 . 50000 b. e ijk : ij j =2 1 . 66667 . 33333 1 . 33333 . 66667 2 . 66667 1 . 33333 . 33333 . 33333 . 33333 2 . 33333 1 . 33333 3 . 66667 j 22 . 16667 1 . 66667 1 . 16667 1 . 33333 1 . 83333 . 66667 . 16667 . 33333 . 83333 . 66667 . 83333 1 . 33333 j 32 . 66667 2 . 50000 . 33333 1 . 50000 . 66667 . 50000 1 . 33333 . 50000 . 33333 . 50000 1 . 33333 . 50000 d. r = . 986 19.11. b. Source SS df MS Treatments 327 . 2 2 256 5 . 444 A (age) 316 . 722 2 158 . 361 B (gender) 5 . 444
This is the end of the preview. Sign up to access the rest of the document.

## This note was uploaded on 12/21/2011 for the course STA 2014 taught by Professor Davehatley during the Fall '11 term at UNF.

Ask a homework question - tutors are online