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Question by  appliancegal (49)

What can you tell me about quantitative statistics and linear regression?

 
+7

Answer by  UpwardBoundPrecalcTutor (128)

Linear Regression is a tool for fitting a descriptive line to a set of data. Least squares is used to fit y(i) = α + ßx(i) + e, to minimize Σe² for i=1-to-n. If line-is-good-fit it helps explain data.

 
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Answer by  BrianSJ (524)

Linear regression means drawing a line showing the relation between two variables based on data points. Quantitative statistics is the use of numbers to determine relationships among variables.

 
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