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# What does the area of a column represent on a histogram?

2 years ago

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M

Misty Parisian

1 Answer

Brian H
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Given that frequency-density is on the vertical axis and the class-widths are shown along the horizontal axis then:

Given also that: frequency = frequency-density x class-width

and that

the area of a column is frequency-density x class-width

Then the area of a column is the frequency associated with a particular column

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