Boys and girls in the fifth and the sixth grade are given a math test that includes addition, subtraction, and division. What is a possible research hypothesis?
A) Boys and girls differ in mathematical ability.
B) Fifth and sixth graders differ in mathematical ability.
C) There is a gender X type of question interaction; Boys are better in addition and subtraction and girls are better in division.
D) All of the above
Answer: D
Political Science
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