In a t-test for dependent means, the null hypothesis could look like this:
a. H_0 ??_posttest=?_pretest
b. H_0 ??_pretest=?_pretest
c. H_0 ??_posttest=?_posttest
d. H_1 ?X ?_pretest?X ?_posttest
Ans: a
You might also like to view...
When someone is angry and is insulting you, the best course of action is to defend your reputation and fight back
Indicate whether the statement is true or false
The initial evaluation for a suspected disability must be conducted within how many days of receiving parental consent?
a. 15 b. 30 c. 60 d. 90
Physical development depends on adequate , , , and good
Fill in the blank(s) with the appropriate word(s).
Which of the following is a strategy a teacher might use to differentiate instruction for student readiness?
a. Use interest centers and interest groups. b. Provide organizers to help students follow the presentation sequence and focus on main ideas. c. Design presentations to move through a cycle of intelligence or other learning preferences. d. Provide respectful materials on a variety of reading levels.