The fetal stage begins at about _________.
a) 9 days
b) 12 weeks
c) 9 weeks
d) 3 weeks
Ans: c) 9 weeks
Psychology
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You overhear psychology students preparing for a test. They note that one of the research methods often "fails to generalize." Which method is the most likely topic of this discussion?
a) correlation b) case study c) experiment d) naturalistic observation
Psychology
What do researchers typically use the visual cliff to measure?
A) Color vision B) Depth perception C) Whether children have 20/20 vision D) Peripheral vision
Psychology