Multiple Choice Question An educational software company wants to compare the effectiveness of its computer animation for teaching biology with that of a textbook presentation. The company gives a biology pretest to each of a randomly chosen group of high school juniors, and then randomly divides them into two groups. One group uses the animation, and the other studies the test. The company retests all students and compares the increase in biology test scores in the two groups. What was the dependent (response) variable in this study? A. Whether or not the student used the computer animation B. The student's score on the biology test C. High school juniors taking biology D. What grade the student was in
Multiple Choice Question
An educational software company wants to compare the effectiveness of its computer animation for teaching biology with that of a textbook presentation. The company gives a biology pretest to each of a randomly chosen group of high school juniors, and then randomly divides them into two groups. One group uses the animation, and the other studies the test. The company retests all students and compares the increase in biology test scores in the two groups.
What was the dependent (response) variable in this study?
A. Whether or not the student used the computer animation
B. The student's score on the biology test
C. High school juniors taking biology
D. What grade the student was in
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