Dr. Francis E. Townsend proposed to end the Great Depression by offering to give all those over 60 years of age approximately the equivalent of $3,200 (in today's dollars) per month, with the condition that they not work and that they spend the

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

According to research by Kimmel (1991), IRB decisions seem to be partially dependent on

a. the size of the university (larger universities tend to have lower approval rates). b. gender (male reviewers are more likely to approve studies). c. time of day (more studies are approved in the morning). d. age (younger reviewers tend to be more lenient).