Why does the database need to be balanced

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Reference no: EM131380579

1. Clearly describe what is meant by classification.

2. Using the Classify Risk data set with predictors age, marital status, and income, and target variable risk, find the k-nearest neighbor for Record #1, using k=2 and Euclidean distance.

3. Why does the database need to be balanced?

Reference no: EM131380579

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