How to split data into training/testing sets using sample function

How to split data into training/testing sets using sample function

r split sample

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Take randomly sample based on groups

r dataframe sample

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sample rows of subgroups from dataframe with dplyr

r dplyr sample

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How do you extract a few random rows from a data.table on the fly

r data.table sample

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Sample n random rows per group in a dataframe

r random dataframe sample

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Shuffle Vector in R, But Identical Elements Should Have Minimum Distance

r random distance sample

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Random sample of rows from subset of an R dataframe [duplicate]

r dataframe sample

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How to do one-way ANOVA in R with unequal sample sizes?

r size sample anova

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What happens when prob argument in sample sums to less/greater than 1?

r sample

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R: how to sample without replacement AND without consecutive same values

r sample

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pick a random number, always with increasing value over last random number picked

r random sample

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