For a study analyzing the difference between test scores before and after a treatment was applied, which statistic would be most appropriate for this study?
a. z-test for one mean
b. t-test for one mean
c. t-test for independent means
d. t-test for dependent means
d. t-test for dependent means
You might also like to view...
When work provides an opportunity to learn and grow, this is defined as ________________.
a. contributions to your health b. positive feelings c. personal development d. earning wages
Regarding the length of questionnaires to be used in survey research, which of the following statements is most accurate?
a. Including a large number of items on the survey assures that you will get useful data for all of your trouble. b. Keeping the survey short makes it more likely people will be willing to complete it. c. A relatively lengthy survey communicates your seriousness about the research endeavor so people will be more willing to complete it. d. Shorter surveys produce data that are ambiguous and therefore not useful.
The difference between quantitatively-oriented and qualitatively-oriented observation is that:
Qualitative observation only examines specific behaviors that are predetermined b. Quantitative observation involves observing all relevant phenomena in a setting c. Qualitative observation involves the attempt to observe all potentially relevant phenomena occurring in a setting d. Qualitative observation is usually done in laboratories
Block buildings helps children apply counting skills through ___________
Fill in the blank(s) with the appropriate word(s).