This document describes the different types of variables one might encounter in different contexts. It is not meant to be a comprehensive reference; it only contains enough information …

In the process of doing research we usually collect data on many variables. We may collect data on people’s weekly income, their age, health levels, how much TV they watch, and a myriad …

Identify variables as numerical and categorical. If variable is numerical, further classify as continuous or discrete based on whether or not the variable can take on an infinite number of …

d passive drivers is a nominal scale variable. Note that the order has no meaning here, and the difference between identifiers is meaningless. In practice it is often useful to assign numbers …

In science, a variable is any factor, trait, or condition that can exist in differing amounts or types. Scientists try to figure out how the natural world works.To do this they use experiments to …

Active and Attribute variables: Based on the distinction between measured and experimental variables, a categorization of variables is developed that will be helpful in the study of research …

Research Variables The research variables, of any scientific experiment or research process, are factors that can be manipulated and measured. Any factor that can take on different values is a …