A basic statistical principle of scientific research is that correlation _____
a. indicates causation
b. does not imply causation
c. implies causation if it is significantly positive
d. implies causation if it is significantly negative
B. This principle is nevertheless frequently overlooked in research on human development.
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Dr. V wanted to test her hypothesis that sugar improves memory, so she gave one group of participants candy sweetened with sugar and another group candy sweetened with NutraSweet. Then she compared the performance of the two groups on a test of recognition memory. Dr. V's research method is ____.?
a. ?dependent b. ?experimental c. ?descriptive d. ?naturalistic
Corey teaches his students geometry by first explaining common geometry terms, then explaining geometry proofs, and finally using the terms to construct their own geometry proofs. This breakdown of a complex behavior is known as
A. chaining. B. partial reinforcement. C. the matching law. D. social facilitation.
Jacqueline has been depressed, ongoing, for the past three years. Based on this information, the best diagnosis for Jacqueline would be
a) Persistent depressivedisorder. b) Cyclothymic disorder. c) Bipolar disorder. d) Disruptive mood Regulation disorder.
Which characteristic is highly predictive of suicide?
a) anger b) sadness c) helplessness d) hopelessness