The binomial distribution is symmetrical _________

a. for all values of P and Q c. for N > 8
b. only when P = Q = .50 d. for P > Q


B

Psychology

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How many states in the U.S. require the use of child safety seats in automobiles?

a. 40 b. 50 c. 35 d. 28

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A child learns that a particular large four-legged animal is a horse. When he learns that the striped animal in the zoo is a zebra, he is able to demonstrate:

A. selective responding B. selective attention C. discrimination D. spontaneous generalization

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The is an organized, rational system that uses higher-order thinking processes to obtain gratification

a. id b. ego c. superego d. defense mechanism

Psychology

Aspirin is thought to act by inhibiting the production of __________

a. endorphins b. dopamine c. prostaglandins d. adenosine

Psychology