Explain why stepwise regression is necessary when there are

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Reference no: EM13626122

1. Explain why stepwise regression is necessary when there are many predictor variables.

2. Explain the main difference between simple linear regression and multiple linear regression.

3. Explain the role of an R-sq (or R2) value in regression.

4. Explain the purpose of a multi-vari chart.

5. Explain the purpose of a matrix plot.

Reference no: EM13626122

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