Regression & Correlations

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CCSS.HSF-LE.A.1B

True or False: If the slope of the least square line is positive then the value or r will also be positive.

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CCSS.8.EE.B.5

True or False: The residual value can be calculated by subtracting: "predicted y - observed y"

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True or False: If the correlation coefficient (r) is negative, then the coefficient of determination (r^2) will be positive.

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CCSS.HSS.ID.C.8

True or False: If r = 0.9, then the 90% of variation in the response variable that is explained by the explained by the explanatory variable in the least-squares regression line.

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Tags

CCSS.HSS.ID.B.6B