Assuming the binomial distribution is appropriate, if N = 6 and P = 0.50, the probability of getting exactly 5 P events derives from evaluating which of the term(s) in the following expansion: P6 + 6P5Q + 15P4Q2 + 20P3Q3 + 15P2Q4 +6PQ5 + Q6
a. 6P5Q c. P6
b. 6PQ5 d. P6 + 6P5Q
A
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The interquartile range
a. is the 50th percentile score in a data set. b. contains as few as 25% of scores or as many as 75% of scores in a data set c. contains the middle 50% of scores in a data set. d. is the same as the range.
What is the main difference between morphine and heroin?
a. Morphine is more potent than heroin. b. Heroin takes much longer to metabolize. c. Heroin more readily penetrates the blood-brain barrier. d. Morphine is more lipid-soluble e. all of the above
One problem with the dopamine hypothesis of schizophrenia is a. the lack of response to dopamine agonists shown by some patients
b. the lack of response to dopamine antagonists shown by some patients. c. research findings showing people with schizophrenia produce abnormal amounts of dopamine. d. research findings showing people with schizophrenia have normal numbers of dopamine receptors.
Evaluations of the self in terms of individual competencies may not be a favorable practice
a. among American teenagers. b. in cultures where the community is emphasized. c. in academics and sports. d. among toddlers.