By the mid-1950s, the population in American mental hospitals had risen to about __________.
A. 250,000
B. 500,000
C. 750,000
D. 1,000,000
Answer: B
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Which of the following is a parametric inferential statistical test of the null hypothesis for a single sample where the population variance is not known?
a. z test b. t test c. Cohen's d d. The standard error of the mean
Harrison is going on a blind date with Nancy. He knows a limited amount about her, including her IQ. She has an IQ of 100. What does that tell Harrison about Nancy?
A. She is a very creative person. B. Nancy has average cognitive abilities. C. Nancy can be a very compassionate person, and she is sensitive to the needs of others. D. She is a strong-willed, but emotional person.
Last week, May was exceptionally excited and rushed around buying unneeded items and making wild plans—none of which was ever completed. This week, May is extremely depressed and has talked about committing suicide. A psychologist is likely to diagnose:
a. double depression b. dysthymia c. schizophrenia d. bipolar disorder
Andre constantly thinks about himself and how others perceive him. He is most likely in his adolescent years
Indicate whether this statement is true or false.