A researcher obtained a correlation of +.45 between Variable A and Variable B. What is the best interpretation of this correlation?
a. A and B are unrelated
b. as scores on A increase, scores on B tend to increase
c. scores on A can be perfectly predicted from scores on B
d. as scores on A decrease, scores on B tend to increase
e. as scores of A increase, scores on B tend to decrease
B
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What term did Galton use for the improvement of living organisms through selective breeding?
a. Phrenology b. Eugenics c. Anthropometry d. Sociobiology
The eating behavior of the hyperphagic rat suggests there is
a. anorexia in rats. b. satiety in rats. c. an "off" center in the ventromedial nucleus of the hypothalamus. d. an "off" center in the lateral hypothalamus.
Exocytosis is the process by which neurotransmitters are ____.
A. released from the presynaptic neuron B. synthesized C. destroyed D. secreted into synaptic vesicles
Research has found that many of the positive emotions can be recognized across cultures
Indicate whether the statement is true or false