Univariate & Bivariate Analysis
Univariate data consist of only one variable. The analysis of univariate data is the simplest form of analysis since the information deals with only one quantity that changes. It does not deal with causes or relationships and the main purpose of the analysis is descriptive.
For more information: "Bivariate data" involve two different variables or the same variable measured twice. The analysis of this type of data can deal with causes and relationships, and the analysis is done determine the relationship among the two variables.