dentify each of the following as a reduction function, transformation function, or data verb. Describe

what each of them does. $($All of these are Ch$7$ and Ch$10$ of the textbook$)$

$$ select

$$ filter

$$ mutate

$$ group$\_$by

$$ summarise

$$ summary

$$ arrange

$$ head

$$ tail

$$ rename

$$ sample

$$ mean

$$ n

$$ n$\_$distinct

$$ nrow

$$ ncol

$$ dim

$$ names