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Word swap (#640) 

To remain consistent with this sentence: "Since we already use the word "value" to describe data, let's use the word "level" to describe aesthetic properties."
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Jeff Boichuk 2018-06-20 05:05:55 -04:00 committed by Hadley Wickham
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visualize.Rmd
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@ -167,7 +167,7 @@ ggplot(data = mpg) +
geom_point(mapping = aes(x = displ, y = hwy), color = "blue")
```
Here, the color doesn't convey information about a variable, but only changes the appearance of the plot. To set an aesthetic manually, set the aesthetic by name as an argument of your geom function; i.e. it goes _outside_ of `aes()`. You'll need to pick a value that makes sense for that aesthetic:
Here, the color doesn't convey information about a variable, but only changes the appearance of the plot. To set an aesthetic manually, set the aesthetic by name as an argument of your geom function; i.e. it goes _outside_ of `aes()`. You'll need to pick a level that makes sense for that aesthetic:
* The name of a color as a character string.