Gain insights into using ggplot2 in R to create compelling visualizations. Learn about scatter plots, bar charts, customizing themes, and building interactive maps to enhance data storytelling.

Data Visualization with R using ggplot2 - III.png

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Data visualization in R using ggplot2 is an essential skill for data professionals and enthusiasts to efficiently discover and convey insights from datasets. Mastering ggplot2 allows you to uncover hidden patterns and trends in data, boosting decision-making and storytelling for a wide range of audiences. 

In this comprehensive course, you’ll begin by learning data visualization principles and the grammar of graphics. Progressing to ggplot2’s core functionalities, you’ll create scatter plots, bar charts, line graphs, histograms, and more explore advanced visualization through customizations and themes to create visually engaging plots. You’ll also be building interactive visualizations and captivating maps. 

By the end of this course, you’ll confidently generate engaging data visualizations in R, transforming yourself into an effective data communicator. You’ll also be able to elevate your data visualization skills with ggplot2 and excel as a data storyteller while enhancing your data science career.

Data Visualizations with ggplot2 in R

After installing the `ggplot` package, you can load it using which function?

After installing the <code>ggplot</code> package, you can load it using which function?

Which function is required to add new columns in the existing data frame?

Which function is required to add new columns in the existing data frame?

The output will be an error message shown for mapping variables incorrectly.

An error message is shown for the incorrect placement of the `+` sign used to add layers.

What output will be generated using the following code?
```
ggplot(data) 
+ geom_bar(aes(x = variable, y=variableY))
``` 


What output will be generated using the following code?
<pre><code>ggplot(data) 
+ geom_bar(aes(x = variable, y=variableY))
</code></pre>

Which function should the `x` and `y` variables be mapped into in order to get the following plot? 

<img src ="/udata/1mM1k97yMen/Screenshot 2023-10-10 at 4.25.50 PM.png" width="400" height="350">

Which function should the <code>x</code> and <code>y</code> variables be mapped into in order to get the following plot?
<img src ="/udata/1mM1k97yMen/Screenshot 2023-10-10 at 4.25.50 PM.png" width="400" height="350">

What is the default number of bins in the histogram?

What is the default number of bins in the histogram?

Test your knowledge on what you have learned so far in this course.

Welcome to the Course

Introduction to ggplot2

Drawing Basic Plots Using ggplot2

Advanced Plots

Plot Customization

Creating Panel of Plots

Building Interactive Plots

Uber Data Analysis Using the R Language

Summing Up

Appendix

Final Assessment

Stock Data Analysis with R

Quiz on Basic Plots Using ggplot2