Multiple Choice
Which threat to internal validity is controlled by randomly assigning research participants to experimental conditions?
A) selection
B) history
C) maturation
D) testing
E) attrition
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q15: The basic principle of good experimental design
Q16: If a study has all the features
Q17: The posttest-only control group design generally is
Q18: Which feature of a true experiment is
Q19: The two factors that are varied in
Q21: Which threat to the validity of an
Q22: Attrition effects pertain only to studies using
Q23: Which threat to internal validity is controlled
Q24: Suppose you have developed a treatment to
Q25: In a study of interpersonal attraction, subjects