Types of variables:
What types of variables do you have in your data? This will help you choose a visualization for your analysis.
Categorical
A variable that is categorical has values that can be represented as a specific number of bins. As known as qualitative or discrete. A categorical variable can be nominal (no order to categories) or ordinal (has a correct order to the categories).
Quantitative
A variable measured by the quantity of something known as continuous. This type of variable can be a scale or ratio.