Exercise

Filtering rows using positive integers

You can filter the required rows from a data.table by providing the row indices to its first argument (i), just like when working with a data.frame. However, unlike a data.frame, you don't need to add a comma (,) when filtering rows.

Instructions 1/3

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1
Filter the third row from batrips, storing the result in row_3.
2
Filter rows 10 through 20 (including both) from batrips, storing the result in rows_10_20.
3
Filter the 1st, 6th and 10th rows, in that order, from batrips. Store the result in rows_1_6_10.