This macro shows the intervals, frequencies, and percentages from a histogram where the user specifies the intervals.
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Suppose the first interval of a histogram of your data in C1 has a midpoint of 20.5, the final interval of your histogram has a midpoint of 40.5, and the increment between the midpoints is 2.To run the macro, chooseand type:
%HBINS 20.5 40.5 2 C1
Click Submit Commands.
As with MINITAB's histogram algorithm, observations that fall on interval boundaries are put into the interval to the right, with one exception: observations on the boundary of the interval that is farthest to the right are put in the final interval.