If we have a data frame called my_data, then to list the variables in the data frame we can use which of the following? Select one: a. my_data.vars b. my_data.names c. my_data.columns d. names(my_data)
Added by Melinda G.
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Step 1: To list the variables in a data frame in R, we can use the `names()` function. Show more…
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