Introduction to R and Visualization

Getting started with R (6:09)
2 Topics
Installing R and RStudio (3:12)
Introduction to RStudio (3:00)
Overview of data science and R (31:06)
4 Topics | 7 Quizzes
What is data science? (9:27)
Concept review 1: what is data science?
A data scientist’s approach (7:02)
Concept review 2: a data scientist’s approach
Introduction to R (5:40)
Concept review 3: introduction to R
Getting started in R (8:57)
Exercise 1: Basic operations in R (4:49)
Exercise 2: Working with variables (4:53)
Concept review 4: getting started in R
Feedback for “Overview of data science and R”
Working with data in R (36:41)
4 Topics | 11 Quizzes
Understanding data types (8:24)
Concept review 5: understanding data types
Exercise 3: Working with vectors (5:00)
Exercise 4: Working with matrices (6:08)
Exercise 5: Operations with matrices (4:08)
Exercise 6: Working with lists (7:03)
Manipulating data (8:43)
Exercise 7: Working with data (8:13)
Subsetting data (8:32)
Concept review 7: subsetting data
Exercise 8: Working with data sets (4:38)
Summarizing data (11:17)
Concept review 8: summarizing data
Exercise 9: Working with packages (4:58)
Feedback for “Working with data in R”
Basic visualizations (38:12)
5 Topics | 10 Quizzes
Basic plotting in R (4:51)
Exercise 10: Basic plotting (7:45)
Concept review 9: basic plotting
Basic plotting in ggplot2 (10:55)
Concept review 10: basic plotting in ggplot2
Exercise 11: basic plotting with ggplot2 (7:57)
Building a graph (7:08)
Concept review 11: building a graph
Customizing graphs (11:27)
Concept review 12: customizing graphs
Exercise 12: Customizing graphs (10:04)
Creating a heatmap (3:51)
Concept review 13: creating a heatmap
Feedback for “Basic visualizations”
Exercise 13: creating a heatmap (6:36)
Advanced visualizations (26:54)
3 Topics | 6 Quizzes
Advanced plotting in ggplot2 (9:35)
Concept review 14: advanced plotting in ggplot2
Advanced plotting, part 2 (10:54)
Exercise 14: Building a complex graph (9:15)
Concept review 15: advanced plotting, part 2
3D plotting (6:25)
Exercise 15: Creating a 3D scatterplot (5:05)
Concept review 16: 3D plotting
Feedback for “Advanced visualizations”
Visualizing data with the Google API (21:13)
4 Topics | 5 Quizzes
Mapping DC crime (11:10)
Exercise 16: Mapping data (5:30)
Concept review 17: mapping DC crime
Creating reusable functions (7:44)
Concept review 18: creating reusable functions
Exercise 17: creating functions (7:21)
Tips and additional resources (2:19)
Feedback for “Visualizing the Google API”
End of course feedback survey!

Exercise 2: Working with variables (4:53)

Introduction to R and Visualization Overview of data science and R (31:06) Getting started in R (8:57) Exercise 2: Working with variables (4:53)

Already know how to type in numbers and basic expressions? Let’s take it up a notch and add some variables into the mix!

Click here to download the R scripts to follow along with the video and then practice these new skills on your own. Once you answer the quiz question, you will be able to download the solutions to the exercise.