Twenty-six-year-old Anna began teaching at a large university immediately upon completion of her Ph.D. One student said, "You can't be our physics professor. You're not a middle-aged white guy."
His description of a professor can best be defined as a:
a. value.
b. attitude.
c. stereotype.
d. comparison.
c
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One formula for the correlation between two dichotomous variables is
a. Spearman's rank order formula. b. the point biserial correlation. c. the phi coefficient. d. the biserial correlation.
Discriminant validity is the extent to which ______.
A. one measure can be differentiated from another measure that it should not be related to B. a measure can distinguish between groups it should be able to distinguish between C. two or more different measures for the same construct are related D. scores obtained by a measure predict the outcomes it should predict
Andy has a chronic health condition but no health insurance. What is most accurate about his going to a hospital emergency room when he feels his symptoms are worse?
A) ?It is necessary, as convenient care clinics require health insurance. B) ?It incurs less expense than physician practices and convenient care. C) ?It detracts from provision of care to patients having acute illnesses. D) ?It is inappropriate, as with a chronic condition, he cannot be sicker.
In the case study provided by your text, which refers to a study conducted by
Rosenthal and Fode (1963), why did the maze-bright rats perform significantly better than the maze-dull rats? A) The researchers used a double blind design. B) The researchers used a placebo control group. C) The researchers used a within-subjects design. D) The researchers experienced experimenter bias.