If a researcher manipulated the type of relaxation training to determine its effect on math test scores for high and low anxiety students while controlling for prior achievement, the attribute variable would be:
A) math test scores
B) prior achievement
C) level of anxiety
D) type of relaxation training
Ans: C
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Serena holds up a drawing with no name on it and asks the children, "Whose is this?" What would have been a more respectful thing to do with the artwork?
a. Hang it up and label it as anonymous. b. Discard it in the class recycling bin in front of the children. c. Discard it in the recycling bin after the children leave. d. Put the drawing in the reuse tray so someone else can draw on the back.
Linton's self-study of autobiographical memory found that her rate of forgetting events was ____
a. circular b. linear c. curvilinear d. exponential
George collected achievement score data for each child from a middle school. He has their gender, age, teacher and score on the achievement measure as his data fields. George needs to calculate the central tendency of his variable achievement score. Which measure should he use?
a. median b. mode c. range d. mean
What is wrong here? Explain. The correlation between high school grades and a college entrance exam = +1.6. The correlation between the college entrance exam and college grades = + .93. Conclusion: The correlation of the entrance exam with high school grades is stronger than its correlation with college grades.
What will be an ideal response?