psyteachr_fqa Ch. 04

arrange()

{dplyr}

change order of rows based on values of columns

c()

{base}

create vector of numbers, characters, etc.

inner_join()

{dplyr}

join two data sets keeping the observations that they have in common

mutate()

{dplyr}

create or modify data columns

select()

{dplyr}

keep specified columns

as.factor()

{base}

coerce object to factor

desc()

{dplyr}

order in descending order

case_when()

{dplyr}

conditionally set values across multiple conditions

The end!