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Chapter 4 Exercise 11 #87

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kovacu opened this issue Dec 26, 2017 · 0 comments
Open

Chapter 4 Exercise 11 #87

kovacu opened this issue Dec 26, 2017 · 0 comments

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@kovacu
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kovacu commented Dec 26, 2017

Point (g):
The selected train data (train = (year%%2 == 0) ) leads to optimal KNN solution with k = 3. Test error in this case amounts to 13.7 %.
#######

knn.pred = knn(train.X, test.X, train.mpg01, k = 3)
mean(knn.pred != mpg01.test)
[1] 0.1373626
#######
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