It is now believed that short-term memory can hold as much information as can be repeated or rehearsed in ______ seconds
a. 0.5 - 1.5 c. 2.0 - 3.5
b. 1.5 - 2.0 d. 3.5 - 5.0
B
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Blaine works in a factory producing car stereos. He notices that workers produce more stereos by the end of the day when they work together in the same room than when they work in separate rooms. His observation is consistent with a classic study conducted by which researcher?
a. Lewin b. Asch c. Triplett d. Sherif
Judy, a 13-year-old girl, is poor at math. Ms. Kobes, Judy's math teacher, shares with Judy a list of math tips and tricks that she can use to become more proficient in the subject. In the context of Vygotsky's sociocultural theory, Ms. Kobes is using _____ to help the child
A) artificialism B) cognitive scaffolding C) proximal development D) animism
If you square the correlational coefficient, you will get a number telling the
a. percent of variance accounted for by the correlation. b. standard deviations accounted for by the correlation. c. statistical significance of the measure. d. amount of causation between the two variables.
Identify the adolescent who appears to be experiencing identity diffusion
Jeannine, who runs away from a pressured home environment and joins a commune Fred, who is pressured by his parents to go into medicine Zachary, who spends most of his time just hanging out and seems apathetic about life Barbara, a college student who frequently changes majors