Class width calculator

Our Class Width Calculator helps you determine the optimal class width for your statistical data sets quickly and accurately.

\( \mathrm{ \mbox{Class width} = \frac{ \mbox{Range} } { {\mbox{number of classes}} } } \)


Result :


How to Use the Class Width Calculator

Follow these simple steps to calculate the class width for your data:

  1. Enter the minimum value of your data set.
  2. Enter the maximum value of your data set.
  3. Enter the number of classes you want to divide your data into.
  4. Click "Calculate" to get the class width.

Example Calculation

Let's say you have a data set ranging from 10 to 50, and you want to divide it into 5 classes. Here's how you would use the calculator:

By entering these values, you will get a class width of 8, calculated as follows:

\(\mathrm{ \mbox{Class width} = \frac{50 - 10}{5} = 8 }\)

Benefits of Using Our Class Width Calculator

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