Multiple Choice
Which of the following is not a necessary characteristic of a true experiment?
A) a pretest
B) random assignment of participants to groups
C) control of threats to internal validity
D) at least two levels of the independent variable
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q45: Internal validity in an experiment is affected
Q46: If you are at the point where
Q47: As an experimenter you've identified some confounding
Q48: Potentially confounding order effects can be addressed
Q49: Can random selection or assignment lead to
Q51: If you wanted to randomly select fellow
Q52: A professor is advising you regarding the
Q53: If individuals in different groups are not
Q54: If we have conducted random selection accurately,
Q55: What technique allows for the control of