diff --git a/data-visualize.Rmd b/data-visualize.Rmd index cd5c88f..d976dd5 100644 --- a/data-visualize.Rmd +++ b/data-visualize.Rmd @@ -444,7 +444,7 @@ ggplot(data = mpg) + ``` Here `geom_smooth()` separates the cars into three lines based on their `drv` value, which describes a car's drive train. -One line describes all of the points with a `4` value, one line describes all of the points with an `f` value, and one line describes all of the points with an `r` value. +One line describes all of the points that have a `4` value, one line describes all of the points that have an `f` value, and one line describes all of the points that have an `r` value. Here, `4` stands for four-wheel drive, `f` for front-wheel drive, and `r` for rear-wheel drive. If this sounds strange, we can make it more clear by overlaying the lines on top of the raw data and then colouring everything according to `drv`.