The problem with self-estimates of the time and effort required to solve a problem or do a task:
a. our tendency to be pessimistic.
b. our tendency to think of our best self-effort.
c. our use of past performances to estimate difficulty and time.
d. our use of others as markers of difficulty and effort.
Ans: b
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What letter is used to represent the level of significance of a statistical effect, and what does that letter stand for?
a. "s", significance b. "d", distribution c. "p", probability d. "e", effect
History-graded influences are
A) social and cultural factors present at a particular time for a particular individual. B) specific, atypical events that occur in a particular person's life at a time when such events do not happen to most adolescents. C) biological and environmental influences that are similar for individuals in a particular age group, regardless of when or where they were raised. D) biological and environmental influences associated with a particular historical moment.