Suppose we designed a study to test experimentally the effects of mother/child separation during the first six months of life on future educational achievement. What would be the main concern with such a study?
A) The time and expense needed with longitudinal studies
B) Ethical considerations in participant selection and assignment
C) The cohort effect
D) The lack of basic research done in this area
Answer: B
Political Science
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The data produced by ratio scales are called ________ data
A) ratio B) nominal C) ordered D) score
Political Science
Although as a group, African Americans vote at overall lower rates than white Americans, when are African Americans likely to vote at the same rate as Caucasians?
a. when they are part of two-earner families b. when their income levels mirror those of white Americans c. when they have college degrees d. when they live in geographic zones other than the Deep South
Political Science