Although only 12 years old, Ah Lam is able to use the scientific method, formulating and testing hypotheses. Ah Lam is in Piaget's __________ stage of cognitive development.
A. formal operational
B. sensorimotor
C. concrete operational
D. preoperational
Answer: A
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The ability of an experience mechanic to repair a car is an example of what?
a. Multiple intelligence b. Crystallized intelligence c. Fluid intelligence d. Standardized intelligence
The "seat of your pants phenomenon" and the "cocktail party effect" refer to
a. sensory conflict and the involuntary focusing on a specific sensory input. b. mixed attention and the voluntary focusing on many inputs. c. selective attention and the voluntary focusing on a specific sensory input. d. subliminal perception and the involuntary focusing on many inputs.
A positive resolution of a crisis at one stage:
a. increases the chances of successfully resolving crises at other stages b. is independent of the resolution of a crisis at other stages c. decreases the chances of coping successfully with crises at other stages d. leads to destructive growth in men and women
Which of the following is not one of the assumptions of the t-test for independent samples?
a. The populations of raw scores form normal distributions. b. Their dependent scores measure an interval/ratio variable. c. There is homogeneity of variance. d. The standard deviation of at least one of the populations is known.