Data visualization can serve two distinct purposes: to communicate research findings and to guide the data-exploration process as the scientific story is unfolding. Each goal entails a different ...

Proceeding from the idea of Chernoff (1971, 1973) of representing multivariate data by faces, a new face is proposed in which the face parameters of the left and the right side can be varied ...

Calculate descriptive statistics and create graphical representations using R software Solve problems and make decisions using probability distributions Explore the basics of sampling and sampling ...

In this tutorial, we will explain how to make a Step Chart in Microsoft Excel. Charts are known to many as a graphical representation of data that people can use to explain a point to their audiences.