A correlation coefficient can vary from
a. -1 to +1.
b. 0 to 1.5.
c. 0 to -10.
d. 0 to +10.
e. negative infinity to positive infinity.
a. -1 to +1.
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Suppose you are walking to the movie theater on a bright sunny day. Once you enter the dark theater, you nearly trip over your feet because you cannot see a thing. After you find a seat, you watch the movie for about thirty minutes and then decide to head to the lobby for some popcorn. When you stand up, you realize that you can see much more clearly than before. This example best
illustrates ____.? a. ?the blind spot b. ?ocular accommodation c. ?dark adaptation d. ?opponent-process theory
The "seat of your pants phenomenon" and the "cocktail party effect" refer to
a. sensory conflict and the involuntary focusing on a specific sensory input. b. mixed attention and the voluntary focusing on many inputs. c. selective attention and the voluntary focusing on a specific sensory input. d. subliminal perception and the involuntary focusing on many inputs.
Jen and Santiago are married, and they just had a baby. We can expect them to
A) report an increase in marital satisfaction. B) become less traditional in their gender roles. C) report a decrease in marital satisfaction. D) both decrease the hours they spend working outside the home.
Which of the following causes a gene to be effectively "turned off?"
A. DNA methylation B. Histone modification C. Gene expression D. RNA interference