Compute the Fs for the following linear contrasts in Exercise 11.3. Save the results for use in Chapter 13. a. 1 and 2 versus 3 and 4 b. 1 and 3 versus 2 and 4 c. 1 and 4 versus 2 and 3 d. What...

Compute the Fs for the following linear contrasts in Exercise 11.3. Save the results for use in Chapter 13.

a. 1 and 2 versus 3 and 4

b. 1 and 3 versus 2 and 4

c. 1 and 4 versus 2 and 3

d. What questions do the contrasts in (a), (b), and (c) address?