Discover how base periods serve as benchmarks to analyze variable changes over time. Learn their role in economics and finance, and see practical examples.

Classifying a variable as a particular type of data is important when considering how to present the data. Data can be presented in a number of ways, which depends on the type of variable and the uses ...

Color is arguably one of the most important graphical assets for data presentation, from medical imaging to pie charts. By varying just three primary components of color (hue, saturation and lightness ...