Gavin's study compared reading error rates and reading comprehension scores between two groups of 50 third-grade students that received different reading programs. The treatment variable in Gavin's study is
A) error rates.
B) third graders.
C) reading instruction.
D) reading comprehension.
Correct Answer:
Verified
Q1: Which of the following is a threat
Q3: The threat to validity defined as the
Q4: Treatment variable is another name for
A) independent
Q5: Consider the example of Roy, a researcher
Q5: Replications in experimental research are generally conducted
Q6: A researcher's efforts to remove influence of
Q7: The final step in an experimental study
Q9: A laboratory study compared learning from text
Q10: In experimental studies, the sample may be
Q11: The type of validity concerned with whether
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