Introduction to Variables and Graphs
Variables
A variable is
the property of an object or event that can have different values.
For example, college major is a variable that can have different
values such as mathematics, computer science, or biology. Variables
can be categorized based on their information. Below is a breakdown
of the different categories of variables.
A numeric or quantitative
variable has a value that describes a measurable quantity as a number,
such as “How many?” or “How much?” A numeric
variable is either discrete or continuous.
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A discrete variable has a limited number of values.
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A continuous variable can have many different values. In theory, it can have any value between the lowest and highest points on the ...
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