A characteristic, usually a numerical value that describes a sample, is called a ____
a. parameter
b. statistic
c. variable
d. constant
b
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An important insight to take from the data on heritability of different traits and disorders is that __________.
A. traits tend to be heritable, but disorders are not B. disorders tend to be heritable, but traits are not C. most traits and disorders are moderately to strongly heritable D. very few traits and disorders are heritable
In early adulthood, changes due to aging will begin gradually affecting which of the following systems?
A. Cardiovascular, brain functioning, and vision B. Respiratory, nervous, and muscular C. Cardiovascular, immune, and respiratory D. Vision, immune, and hearing
You assessed depression score of 50 college students using a 7-point rating scale (1 = not depressed at all; 7 = as depressed as possible). What is a possible score for a measure of central tendency for this study?
A. 142 B. 50 C. 7 D. 0.5
Treatment for children with attention-deficit hyperactivity disorder usually involves
a. behavioral therapy. c. changes in diet (no sugar). b. psychotherapy. d. drug therapy.