According to Thomas and Chess, who conducted a large-scale study of infants in the New York Longitudinal Study, what percentage of children were found to be "difficult babies"?
A. 20 percent
B. 10 percent
C. 30 percent
D. 5 percent
Answer: B
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Who said psychology was NOT in the business of curing sick minds??
a. ?Wundt b. ?Külpe c. ?Titchener d. ?James e. ?Comte
Nominal scales, where categories cannot even be ordered from highest to lowest, create another problem for central limit theorem.
Answer the following statement true (T) or false (F)
Brewster is four years old, and Alan is seven years old. Both children are being tested on a memory task. Which of the following statements is true?
a. Alan and Brewster are equally likely to use verbal strategies for remembering. b. Brewster is more likely than Alan to use verbal strategies for remembering. c. Alan is more likely than Brewster to use verbal strategies for remembering. d. Both Alan and Brewster are unlikely to use verbal strategies for remembering.
Using the t test for independent groups, a directional alternative hypothesis predicts _________
a. µ1 > µ2 b. µ1 = µ2 c. µ1 < µ2 d. µ1 > µ2 or µ1 < µ2, depending on the direction