Kait started smoking in 7th grade, a year ago. Kait knew it was healthier not to smoke. But she thought it made her look and feel kind of cool. Researchers have found that once adolescents try smoking, drinking, drug use, or early sexual activity, their previous estimates of the risks
a. become much more accurate.
b. decrease.
c. become irrelevant.
d. increase.
Answer: b. decrease.
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A number that characterizes the "middleness" of an entire distribution is _____
a. a measure of central tendency b. a measure of variability c. an inferential statistic d. the standard deviation
The English language uses 26 letters in the alphabet:
a. and it also has 26 distinct phonemes, one for each letter b. and these letters can be used to create approximately 40 different phonemes c. but the letters can only be used to create 10 separate phonemes d. and these letters can be combined to create over 40,000 phonemes
The early physician, Alcmaeon, proposed:?
a. ?that health resulted from a balance of qualities in the body b. ?the physician's job was to help the patient focus energy on the mind c. ?that sensation, memory, thinking, and understanding occurred in the heart d. ?mental acuity was achieved when our physical state disconnects from our mental state
Tina's parents are concerned because she seems to have trouble writing. She often writes her numbers backwards and misspells words. The school suggests that they seek psychological counseling for Tina, especially since the problem occurred after the family's car accident. Why might the family need a psychologist?
A. Psychologists can assess cognitive deficits such as learning disabilities. B. A psychologist could consult after ruling out biological causes for the problem. C. A psychologist would be more sympathetic to the parents' concerns. D. Psychologists are concerned with the emotional well-being of individuals.