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10 cards from this deck
Line of best fit for linearly correlated data
Squares of vertical distances from points to line
y depends on x
The dependent (y) variable
b = rac{S_{xy}}{S_{xx}}
y=a+bxy = a + bxy=a+bx where a = ar{y} - bar{x}
Predicting outside data range (unreliable)
Linearly correlated data & predict inside range
Should be assigned as x
Change in y per 1 unit increase in x
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