AP STATS UNIT 2 LSRL
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7 Terms
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DUFS
Direction, unusual features, form, strength
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r
the linear relationship between (x) and (y) is (strength) and (pattern)
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r^2
% of the variation in the (y) is explained by the linear relationship with (x)
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y-intercept
if there are 0 (x), (y) is (y-intercept)
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slope
on average, for every (y) will (decrease/increase) by (#units) for every (x)
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s
the actual (y) is (greater/less) than predicted by #
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s average
when using the LSRL, the (x) to predict the (y) will be off by #