How can I sum rows when the date and the province is the same in R studio?

Asked Oct 06 '20 at 13:25

Active Oct 06 '20 at 13:29

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How can I sum the rows with the same date and province? I want 1 row instead of multiple with the same date and province.

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edited Oct 06 '20 at 13:29

markus

asked Oct 06 '20 at 13:25

Jordy

Please read [this post](https://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example) on how to write a good question regarding R. – user438383 Oct 06 '20 at 13:28
2

Take a look at [How to sum a variable by group](https://stackoverflow.com/questions/1660124/how-to-sum-a-variable-by-group) – markus Oct 06 '20 at 13:28

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