Why are clinical trials often held in more than one clinic at a time?
a) to promote randomization
b) to increase generalizability
c) to eliminate placebo effects
d) to control expectation effects
b
Psychology
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By age ____, illness and disease overtake accidents as the leading
a) 50 b) 40 c) 25 d) 35
Psychology
In a study by Steele, African-American college students
performed poorer on a task than European-American college students when they were told the task was a test of academic ability, while they performed the same as the European-American college students when they were told the task was a laboratory problem-solving task. The results of this study illustrate the concept of a. symbolic prejudice. b. stereotype threat. c. group prejudice. d. dogmatism.
Psychology