statistics
posted by penny lane .
for mu homework, we are making histograms. on the assignment, we need to list the class limits, class boundaries, midpoint, frequency and relative frequency for each class. i know how to find all of those except for the midpoint since we were not taught this in class. care to explain how to find the midpoint?

To find the midpoint:
Add the lower class limit to the upper class limit, then divide by 2.
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