The fact that the majority of participants in sex research have been white, middle-class volunteers illustrates the problem of:
A) random sampling.
B) probability sampling.
C) demographic bias.
D) data discrimination.
C
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A psychological test is said to have content validity if
a. the items in the test broadly represent the trait in question. b. its results are comparable to established standards of performance. c. it produces the same results from one time to the next. d. it predicts other measures of the personality trait in question.
Which of the following is NOT a group administered intelligence test?
a) Otis-Lennon Mental Ability Test b) Stanford-Binet Intelligence Test c) California Test of Mental Maturity d) Cognitive Abilities Test
In a correlated t test, if the independent variable has no effect, the sample difference scores are a random sample from a population where the mean difference score (µD) equals _________
a. 0 c. N b. 1 d. cannot be determined
According to Freud, a series of stages that children pass through in which pleasure, or gratification, is focused on a particular biological function and body part is called __________
a) psychosexual development b) the psychosexual approach c) the psychoanalytic theory d) the psychoanalytical approach