Multiple Choice
Holding a variable constant is a technique for removing one threat to ____ but it can limit the ____ of an experiment.
A) internal validity; external validity
B) external validity; internal validity
C) internal validity; reliability
D) external validity; reliability
Correct Answer:
Verified
Correct Answer:
Verified
Q8: An experiment includes a treatment condition, a
Q9: The manipulated variable in an experiment is
Q10: A researcher exposes people to a stressful
Q11: What is the advantage of a simulation
Q12: Although field studies tend to have higher
Q14: Explain why control of extraneous variables is
Q15: Research indicates the people who suffer from
Q16: What is the purpose for using a
Q17: To demonstrate a cause-and-effect relationship between two
Q18: A researcher reports that participants made fewer