What is the best way to reduce threats to internal and external validity?
A) Maintain strict experimental controls
B) Random sampling and assignment
C) Replication of research findings
D) Sufficient number of research participants
Correct Answer:
Verified
Q5: An example of the instrumentation threat to
Q6: What is typically done to reduce the
Q7: Why is it important to use a
Q8: The timing of measurement e.g., pretest, posttest,
Q9: Internal validity is best defined as:
A) The
Q10: Generalizing research findings from animals to human
Q11: What is a typical approach used by
Q12: Which of the following is NOT a
Q13: Failing to generalize results to other populations
Q15: The primary problem with using a pretest
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