A Cognitive Psychologist Decides to Study the Effects of Chess

question 630

Multiple Choice

A cognitive psychologist decides to study the effects of chess practice on math abilities in middle school students. All students are tested on a standard math test at the beginning of the study. Students are then randomly assigned to a chess group and a control group. Students in the chess group spend thirty minutes every school day learning chess strategy and playing chess. Students in the no-chess control group spend thirty minutes every school day watching educational television. At the end of three months, students take another standardized math test. The improvement or decline in their test score is computed and compared across the two groups. In this experiment, what is the DEPENDENT variable?

• A) the change in math test scores
• B) playing chess or watching educational television
• C) improvement in chess-playing ability
• D) the number of chess matches won

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Definitions:

Former Partners

Individuals who were once part of a business partnership but are no longer associated with the business or each other in that capacity.

Current Partners

Individuals who are actively involved in a partnership at the present time, sharing responsibilities, profits, and losses.

Partnership Books

The official financial records and accounts kept by a partnership, detailing transactions, assets, liabilities, and equity.

Assignment

The transfer of rights, property, or responsibilities from one party to another.