data analyst is using the unite$()$ function to combine two columns into a single column. What does the sep parameter of the unite$()$ function represent?

$1$ point

The data frame that is the target of the operation

The strings to place between each column

The name of the final column formed from the original columns

The vector of columns to join into the final column

$9.$

Question $9$

If two datasets have the same summary statistics, do th