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Unformatted text preview: i. Points of high leverage points with x-value far from the mean of x-values ii. Influential Points - points which influence regression model very much (for example if moved or removed). iii. Points with large residuals. Lurking variables. Strong association does not mean that one variable causes the change of other. The fact that both variables x and y change simultaneously could be due to another, so called lurking, variable. Note: Non-linear scatterplot is in Chapter 10 we skip it, but please watch video from ActivStats....
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This note was uploaded on 07/25/2008 for the course STT 200 taught by Professor Dikong during the Summer '08 term at Michigan State University.
- Summer '08