Chapter 2
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What graph uses relative frequency (y-axis) and class midpoints (x-axis)?
Relative Frequency Polygon
What does cumulative frequency tells us about the frequency in a class?
Gives the number of subjects or data that is included in the classes "less than" a certain value. (Ex. 20 people are less than 6' tall )
The sum of the percentages in a frequency distribution must be very close to ____.
100% (Not 100)
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