Which of the following is a property of the slope, b1?
a. The slope equals one if X and Y have the same variance.
b. The slope has the same sign as r, the coefficient of correlation.
c. The slope equals one if r equals one.
d. All of these choices are true.
B
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You see what you want or expect to see with this perceptual mechanism:
A) attribution error B) halo effect C) self-ful?lling prophecy D) selective attention
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