What are the mean and standard deviation for the normal approximation to the binomial distribution with n = 100 and p = .20?
A) ?µ = 50 and ? = 5
B) ?µ = 50 and ? = 4
C) ?µ = 20 and ? = 16
D) ?µ = 20 and ? = 4
D
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What is one reason for the decline in IQ scores once children leave an intervention program?
A. Children no longer want to learn. B. Teachers near the end of the intervention program experience burnout. C. They return to less-stimulating environments. D. The intervention program is of low quality.
According to Freud, each of us is born with a(n)
A. sexual attraction for the opposite sex parent. B. desire to die and return to the earth. C. id, ego, and superego. D. unlimited amount of psychic energy.
A range effect will have no impact on the sensitivity of a measure.
Answer the following statement true (T) or false (F)
What substance is often used during autoradiography?
A. Golgi substance B. 2-DG C. gold D. a neurotoxin