Multiple Choice
Random selection enhances validity and random assignment enhances validity.
A) internal; internal
B) external; external
C) internal; external
D) external; internal
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q11: Dr. Phillips is a cognitive-developmental psychologist who
Q12: Dr. Lonsbary is a cognitive psychologist who
Q13: Generally, what is the main priority for
Q14: Dr. Phillips is a cognitive-developmental psychologist who
Q15: Practice effects and carryover effects are examples
Q17: Explain the difference between full counterbalancing and
Q18: Dr. Lonsbary is a cognitive psychologist who
Q19: Dr. Phillips is a cognitive-developmental psychologist who
Q20: Which of the following is an advantage
Q21: A threat to internal validity occurs only