Explain how validation set approach is implemented

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Reference no: EM133361081

Questions:

(a) Explain how validation set approach is implemented. What are its main disad- vantages?

(b) Explain how the leave-one-out cross-validation is implemented (LOOCV) How does it improve on validation set approach?

(2) What is the main disadvantage of LOOCV approach? Hint: Imagine we have 10000 observations and 20 variables. Could we use validation set & LOOCV for any supervised learning approach? 0r only for KNN?

Reference no: EM133361081

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