Functional fixedness is
a. the ease with which humans can use tools.
b. the efficient selection of tools.
c. the tendency to transfer strategies to new tools.
d. the tendency not to identify alternative uses for tools.
D
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Leah, a 9-month-old infant, watches as her mother pushes a button on a toy and the toy beeps. Several hours later, Leah pushes the button and the toy beeps. This is an example of
a. deferred imitation. b. imitation. c. instrumental learning. d. classical conditioning.
For an independent-groups t test, effect size can be measured using:
a. Cohen's d. b. the standard error of the difference between means. c. r2. d. either Cohen's d or r2.
Racial differences in rates of ____ for women seem to be influenced by the availability of ____
a. asthma; healthy diet b. coronary heart disease; fibrinogen c. hypertension; social support d. migraine and other headaches; social support
. Which statement about preschoolers’ self-judgments is true?
A) Preschoolers combine their many self-judgments into a global sense of self-esteem. B) Children whose parents regularly encourage them give up easily when faced with challenges. C) Young children are not mature enough to form self-judgments. D) Preschoolers usually rate their own ability as extremely high.