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10 cards from this deck
y=a+bxy = a + bxy=a+bx
Average change in yyy for each one-unit change in xxx
Expected value of yyy when xxx equals zero
Making predictions within the range of original data
Making predictions outside the range of original data
Generally reliable
Generally unreliable
IN-terpolation = IN the data range = reliable
EX-trapolation = EX-ternal to data range = unreliable
Linear relationship may not continue outside data range
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