A negative correlation means that __________.
A. high values of one variable are associated with low values of the other
B. high values of one variable are associated with high values of the other
C. low values of one variable are associated with low values of the other
D. there is no relationship between the two variables
Answer: A
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Dr. Wells has proposed that the center of the Earth consists of large open areas that contain air and water and may be inhabited by some life form. This proposition is best described as a
a. fact. b. hypothesis. c. theory. d. correlation.
Which statement characterizes the relative refractory period?
A. The neuron cannot fire again because the potassium channels are unable to open. B. The neuron cannot fire again because the sodium channels are unable to open. C. The neuron can fire again but only to a stronger-than-threshold stimulus. D. The neuron can fire again but only at a much slower rate.
________ is a nonverbal behavior that has different meanings in different cultures
a. Asking questions b. Eye contact c. Task-oriented communication d. Smiling
Abida is a nurturing parent and has good communication with her children whom she never disciplines. Her parenting style is:
a. authoritative. b. permissive. c. neglectful. d. authoritarian.