17 lines
291 B
Plaintext
17 lines
291 B
Plaintext
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# Column-wise operations
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## Introduction
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<!--# TO DO: Write introduction. -->
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### Prerequisites
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In this chapter we'll continue using dplyr.
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dplyr is a member of the core tidyverse.
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```{r setup, message = FALSE}
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library(tidyverse)
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```
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<!--# TO DO: Write chapter around across, etc. -->
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