Create train and test data from dataset in R

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How to create train and test data from a dataset using R?

Sep 30, 2019 in Data Analytics by ch
• 3,380 points
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1 answer to this question.

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Hi,

Use sample or sample.split function to create train and test data.

For example:

split = sample.split(db$Class.variable,0.6)
train = subset(db,split==T)
test = subset(db,split==F)

split_data=sample(1:nrow(db),0.6*nrow(db))
train_data = db[split_data,]
test_data = db[-split_data,]
answered Oct 13, 2019 by anonymous
• 32,440 points

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