____ is not controlled for in time series designs
a. Normal fluctuation.
b. Changes between pretest and posttest.
c. Ex post facto confounding.
d. Attrition of subjects.
A
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In the U.S., about ___ of children experience night terrors
a. ?1% to 6% b. ?7% to 12% c. ?13% to 18% d. ?19% to 24%
The fact that our body’s metabolic rate decreases when we decrease our intake of calories suggests that ____
a. ?it is easier to lose weight than to gain weight b. ?our hunger motivation is designed to keep us from starvation c. ?our set point can be very easily changed d. ?hunger works according to a positive feedback loop rather than a negative feedback loop
Jimmy believes he was born into the wrong sex. He has known all his life that he should have been a girl, and when he was able to, he began dressing like a woman and eventually plans to get gender reassignment surgery to make his body more feminine. Jimmy's distress about his gender is called ______.
A. sexual confusion B. gender utopia C. gender dysphoria D. gender reassignment
In a normal distribution, large, positive z-scores occur with _______________ small, positive z-scores
a. greater frequency than c. equal frequency to b. less frequency than d. greater variability than