This post covers the details of how to use R to generate data visualizations. We will use a sample data set that includes about 800 tweets using hashtag “#edutech” for the purpose of explanation. To learn how this … Read more
In the last 25 years, the Internet has fundamentally changed the way we interact with each other. In 1993 there were only 50 static pages on the World Wide Web. Today, social networking tools alone have billions of … Read more
Replication is important to science. It helps make science a self-correcting system. Any time a result is surprising, researchers will try to replicate it, to see if the phenomenon is dependable or just random occurrence. Among different fields … Read more