Essay
Develop two hypothetical situations in which threats to internal validity would serve to create
an apparent positive program effect and two in which an apparent negative effect would be
created.
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Correct Answer:
Answered by ExamLex AI
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Q1: A posttest-only evaluation design is often useful
Q2: The use of small samples can lead
Q3: Another name for the threat to internal
Q4: When initially extreme scores are followed by
Q6: The question of how much improvement in
Q7: The threat to internal validity called "history"
Q8: The threat to internal validity called "testing"<br>A)
Q9: The threat to internal validity called "instrumentation"
Q10: Explain which threats to internal validity need
Q11: Repeatedly dividing the sample on the basis