For a histogram based on a frequency distribution with unequal class intervals, the frequency of a class should be proportional to:

Question

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the width of the rectangle.

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the height of the rectangle.

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the area of the rectangle.

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the perimeter of the rectangle.

1.	For a histogram based on a frequency distribution with unequal class intervals, the frequency of a class should be proportional to:
A.	the height of the rectangle.
B.	the area of the rectangle.
C.	the width of the rectangle.
D.	the perimeter of the rectangle.
Answer» C. the width of the rectangle.

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