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Hypothesis Testing
Using computer simulation. Based on examples from the infer package. Code for Quiz 13
Data Visualization
Code for quiz 9.
Exploratory analysis II
Data visualization, part 2. Code for Quiz 8
6: Exploratory analysis
Data visualization, part 1. Code for Quiz 7.
Joining Data
Code for Quiz 6 more dplyr and our first interactive chart using echarts4r.
Data Manipulation
Code for Quiz 5. More practice with dplyr functions
Reading and Writing Data
A short description of the post.
Introduction to dplyr
Code and text for Quiz #3
Summary Statistics
Comparison of R and Excel