How to find the class width of a frequency histogram

Determine the class width and the size of the data set from a histogram.


How Do I Calculate Class Width?

The range is 19.2 - 1.1 = 18.1. We divide 18.1 / 5 = 3.62. This means that a class width of 4 would be appropriate. Our smallest data value is 1.1, so we start the first class at a
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How to Calculate Class Width in Excel

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Quantitative Frequency Distributions and Histograms

And it doesn't matter which two you use as long as the one that comes right after the other. So let's just use the first two bins lower class limits 130 and 110. So if I take 130

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