When a significant amount of time passes between the first and second treatment so that participants may have experienced physical or mental changes that could be at least partially responsible for a change seen in the research participants, it could be an example of a history effect.
a. True
b. False
Ans: b
You might also like to view...
How many variants are there of the fairytale known as Cinderella?
a. 345 b. 1,500 c. 36 d. 3
If more than 20-25 percent of the questionnaires are not returned after a number of follow-up attempts, the researcher should
a. select another sample and mail them the questionnaire. b. interview a small random sample of the non-respondents. c. terminate the survey at this point. d. weight the results in proportion to the response rate.
Which theory of emotion is the most recent and allows arousal, interpretation, or some combination of the two to affect emotion?
a. emergence synthesis b. Cannon-Bard c. cognitive d. James-Lang
Essay questions:
a. Are useful in evaluating whether students are able to express personal ideas clearly b. Are not subjective; there is only one right answer c. Assesses lower-order thinking skills d. Are always easy for the student to understand