The mean and median are equal when you have a(n) ______.
A. negative skew
B. positive skew
C. symmetrical distribution
D. population distribution
Answer: C
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Pedro has been a competitive swimmer all his life, and recently has cut back on some of his other activities to increase the time he has for aquatic training. What is Pedro's behavior an example of ?
A. activity theory B. continuity theory C. selective optimization D. minimizing theory
The ability of children throughout the world to adapt to a wide range of environments and lifestyles indicates that
a. all cultures are very similar. b. children are not overly constrained in how they learn. c. development is predetermined d. children have no biases or predispositions
Which of the following is true about the use of the representativeness heuristic to make judgments?
A) Use of the representativeness heuristic almost always leads to incorrect judgments. B) Use of the representativeness heuristic almost always leads to correct judgments. C) In many cases the representativeness heuristic leads to correct judgments, but it can also lead to biased judgments in other situations. D) The representativeness heuristic is used for solving well-defined problems, but is not relevant for making judgments.
A cognitive scaffold is meant to be permanent
Indicate whether the statement is true or false