- 2 Courses Completed
- 15 Levels Completed
- 0 Screencasts Watched
- 78,250 Total Points
Electives: 1 Course Completed
Learn the R programming language for data analysis and visualization. This software programming language is great for statistical computing and graphics.
A gentle introduction to R expressions, variables, and functions.
Grouping values into vectors, then doing arithmetic and graphs with them.
Creating and graphing two-dimensional data sets.
Calculating and plotting some basic statistics: mean, median, and standard deviation.
Creating and plotting categorized data.
Organizing values into data frames, loading frames from files and merging them.
Testing for correlation between data sets, linear models, and extending R with additional libraries.
Ruby: 1 Course Completed
Getting Started With Ruby on Rails
Learn the basic building blocks of Ruby, all in the browser.
All For One, One For All
Get an introduction to numbers, Strings, properties, and methods.
There Are Always Two
Learn about conversions, arrays, variables, and more methods.
Third Time's The Charm
Review printing, brackets, and String manipulation.
Fourth and Short
Take a shot at method chaining, hashes, keys, and values.
The Highest of Fives
Study up on blocks, directories, and method arguments.
Start building methods, libraries, popups, and HTML with Ruby.