Identify a possible reason for the changes in fluid and crystallized intelligence of different age groups in John Horn's cross-sectional study.
A. declining IQ with age
B. secular trends
C. cohort effects
D. biases in IQ testing
Answer: C
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The process of examining a person's negative statements and encouraging the person to change them is the main focus of a treatment for depression known as
a. behavioral therapy. b. cognitive therapy. c. cognitive emotive therapy. d. psychosomatic therapy.
People sometimes choose a certain career because they want to please their parents. This is an example of a(n) __________ factor as a motivational source.
A. innate B. biological C. social D. cognitive
People who are socially anxious:
A. are less likely to ask for help and are often perceived as unfriendly. B. are less likely to ask for help. C. are often perceived as unfriendly. D. do not want to have friends.
Another name for the related-samples t-test is _____
a. matched-samples b. paired-samples c. dependent-samples d. All of the above are true.