Using the conservative test in which variances were not pooled that was described in the text, on how many degrees of freedom would the t test on groups of 65 and 21 participants be based?
a. 65 – 1 = 64 df
b. 21 – 1 = 20 df
c. 65 + 21 – 2 = 84 df
d. (65 + 21) ÷ 2 = 43 df
B
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Internal, organization-wide electronic communication networks are called:
a. email b. the Internet c. an intranet d. voice mail systems
Cattell elaborated on Spearman's "general factor" and on Thurstone's "primary mental abilities" by
a. subdividing IQ into verbal and nonverbal components. b. labeling it as the "cognitive melting pot.". c. identifying a total of 180 factors via factor analysis. d. dividing them into fluid and crystallized intelligence.
Which of the following seems not to be true of falling in love?
a. Romantic love and sex are totally independent. b. People can fall in love without having sex. c. People can have sex without falling in love. d. Falling in love increases the chance that these people's babies will grow up and fall in love themselves.
When Penfield stimulated the temporal cortex of alert and awake brain surgery patients, he found that they ____.
A. went into spastic convulsions B. remembered specific events from earlier in their lives in great detail C. lost all memory for events during and shortly preceding the stimulation D. had a dream-like experience