When interested in examining how one variable changes in relation to another, which of the following descriptive statistics would you want to use?
a. mean
b. variance
c. correlation
d. standard deviation
Ans: c
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List the three areas of the brain and define their functions
What will be an ideal response?
One of the gender differences seen in the friendships of school-aged children is that
A. girls' are more likely to spend time with others who enjoy the same activities that they enjoy. B. girls' friendships contain more competition and self-disclosure than boys' friendships. C. the friendship networks of girls are extensive, but the networks of boys are intensive. D. boys' friendships are more likely to contain competition and dominance, in addition to cooperation.
Interaction with the environment encourages the development of:
a. cell differentiation. b. connections among brain cells. c. glial cells. d. new brain cells.
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Indicate whether the statement is true or false