Examlex
What is (or was) Pangaea?
Axis
A reference line drawn in a graph or chart that defines a scale of measurement for data.
Frequency Distributions
A statistical representation, often in the form of a table or graph, showing how often each different value occurs in a set of data.
Class Width
The difference between the upper and lower boundaries of any class (category) in a frequency distribution.
Data Set
A collection of related sets of information that is composed of separate elements but can be manipulated as a unit by a computer.
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