Between now and the year 2020, the number of older adults with substance abuse disorder is expected to
A) decline slightly.
B) remain constant.
C) increase somewhat.
D) increase greatly.
D
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The term "effect size" refers to
a. how large the resulting t statistic is. b. the size of the p value, or probability associated with that t. c. the actual magnitude of the mean or difference between means. d. the value of the null hypothesis.
Which choice most closely approximates the rate of fetal alcohol syndrome in the U.S.?
A) 1 in 100 live births B) 1 in 200 live births C) 1 in 500 live births D) 1 in 1000 live births
The one-way ?2 is also called the _____
a. test of independence b. goodness-of-fit test c. line of best fit d. phi coefficient
Adolescents re most likely to be influenced by their parents with respect to ________, and they are most likely to be influenced by their peers with respect to ______
a. language accents; college chocies b. dating practices; religious fiath c. bedtime preferences; political views d. career choices; clothing preferences