All Images

Before we Start

Figure 1

Positron extends what R can do, and makes it easier to write R code and interact with R.

Figure 2

automatic car gear shift representing the ease of Positron

Figure 3

A picture of Positron interface
Positron interface

Figure 4

A picture showing the layout of a good working directory as described above
Example of a working directory structure

Introduction to R

Starting with Data

Figure 1

A 3 by 3 data frame with columns showing numeric, character and logical values.{alt = ‘A 3 by 3 data frame with columns showing numeric, character and logical values.’}

Data Wrangling with dplyr and tidyr

A couple of plots. And making our own functions

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

It looks different, and we get a warning about binwidth. geom_histogram automatically chooses 30 bins for us, and that is normally not the right number.

What is the next step?What should I do next?