Teaching economics. An educational software company wants to compare theeffectiveness of
Chapter 0, Problem 8.2(choose chapter or problem)
Teaching economics. An educational software company wants to compare theeffectiveness of its computer animation for teaching about supply and demandcurves with that of a textbook presentation. The company tests the economicknowledge of a number of first-year college students, then divides them into twogroups. One group uses the animation, and the other studies the text. Thecompany retests all the students and compares the increase in economicunderstanding in the two groups. Is this an experiment? Why or why not? Whatare the explanatory and response variables?
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