Question: Data mining for business analytics: Chapter 4, question 4.4 The data are in the file Wine.csv. Consider the rows labeled Proportion of Variance. Explain why

Data mining for business analytics:

Chapter 4, question 4.4

The data are in the file Wine.csv. Consider the rows labeled "Proportion of Variance." Explain why the value for PC1 is so much greater than that of any other column.

Question B of Problem 4.4 (p114): Comment on the use of normalization (standardization) in part (a). (PAGE 107 for normalization)

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