Multiple Choice
A researcher is studying the effects of sunspot activity on human emotions. In this study, sunspot activity is the
A) dependent variable.
B) independent variable.
C) participant variable.
D) quasi-independent variable.
Correct Answer:

Verified
Correct Answer:
Verified
Q26: In a simple interrupted time series design,<br>A)the
Q27: If quasi-experimental designs are usually not as
Q28: In general, quasi-experiments<br>A)do not control extraneous variables
Q29: When participants are selected for a pretest-posttest
Q32: What are the primary threats to internal
Q33: In a nonequivalent control group pretest-posttest design,
Q34: When researchers want to distinguish age differences
Q35: Why do researchers often need to "patch
Q36: Researchers "patch-up" quasi-experimental designs by<br>A)adding comparison groups.<br>B)measuring
Q88: How do quasi-experimental designs differ from true