In a normal distribution, what percent of test takers will score between the mean and 1 standard deviation above the mean?
A. 2.1%
B. 13.6%
C. 34.1%
D. 50%
Ans: C
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Which statement is an example of a demand characteristic in everyday life?
A) Laura enjoys reading tabloids in her free time. B) Mark acts more polite than normal while on a date. C) Seth buys a certain brand of candy because it appears that there are only a few left. D) Lacey speeds so that she won't be late to her next class.
If a study finds that there is a negative correlation between exercise and blood pressure, this would most likely indicate that
a. exercise could be dangerous in terms of our blood pressure. b. blood pressure changes alter our exercise patterns. c. the more we exercise, the higher our blood pressure becomes. d. exercise causes our blood pressure to rise. e. people who exercise more tend to have a lower blood pressure.
When Grace reached her 70s, she began having difficulty falling asleep, staying asleep, and sleeping deeply. During the day, Grace worried about having sleep trouble. One thing Grace could do to foster restful sleep is __________
A) take frequent short naps during the day B) use the bedroom only for sleep C) take sleeping pills on a regular basis D) cut back on exercise
Which of the following genetic disorders is the result from a problem associated with the autosomes?
a. Fragile X syndrome b. Turner's syndrome c. Klinefelter's syndrome d. Down syndrome