10. If an experiment is conducted with 5 conditions and 6 subjects in each condition, what are dfn and dfe?
8. Participants threw darts at a target. In one condition, they used their preferred hand; in the other condition, they used their other hand. All subjects performed in both conditions (the order of conditions was counterbalanced). Their scores are shown below.
|
Preferred |
Non-preferred |
|
12 |
7 |
|
7 |
9 |
|
11 |
8 |
|
13 |
10 |
|
10 |
9 |
a. Which kind of t-test should be used?
b. Calculate the two-tailed t and p values using this t test.
c. Calculate the one-tailed t and p values using this t test.
44. What assumptions must be met to perform the F test of two variances?
