Some people believe that St. John's Wort may be helpful for
cases of mild depression, but the small amount of research supporting this claim has not been achieved in all subsequent research. Which critical thinking concept should have us wondering whether this herbal remedy is really effective or if the placebo effect is a better explanation for these findings?
A) Correlation versus causation
B) Replicability
C) Extraordinary claims
D) Falsifiability
Answer: B
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You are asked to derive the IQ score for one of your friends. If you were using Terman's notion of an IQ, you would
a. add mental age to chronological age and divide the result by 100. b. add 110 to mental age and then divide the result by chronological age. c. divide mental age by chronological age and multiply the result by 100. d. add chronological age to mental age and multiply the result by 100.
Simply exposing people repeatedly to a product can make them like that product more
Indicate whether this statement is true or false.