One Group Variable

How many levels (or options) does your group variable have?

Two Options

- OR -

More Than Two Options

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More Information (if you need help deciding)

Two Options: An example of one group variable with two levels is gender (male/female). There are only two options (levels) in the variable.

More Than Two Options: An example of one group variable with more than two levels is eye color (blue, green, brown, hazel, etc.).