September 2018
Beginner to intermediate
140 pages
2h 52m
English
Content preview from Applied Data Visualization with R and ggplot2
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Creating a One-Dimensional Bar Chart
Use the ggplot(df_vanc,aes(x=Vancouver)) + geom_bar() command to obtain the following chart:
Observations
Vancouver has clear weather, for the most part. It rained about 10,000 times for the dataset provided. Snowy periods are much less frequent.
We will now perform two exercises, creating a one-dimensional bar chart and a two-dimensional bar chart. A one-dimensional bar chart can give us the counts or frequency of a given variable. A two-dimensional bar chart can give us the relationship between the variables.
In this section, we'll count the number of times each type of weather occurs in Seattle and compare ...
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