Three types of analysis are univariate, bivariate and multivariate.
- Univariate analysis includes descriptive statistical analysis techniques which you can differentiate on the basis of how many variables are involved. Some pie charts can have a single variable.
- Bivariate analysis explains the difference between two variables at one time. This can be analyzing sale volume and spending volume using a scatterplot.
- Multivariate analysis has more than two variables and explains effects of variables on responses.