Class Width Definition

The following are examples of a class width.

If you don’t know the class width, use the class width formula.
Example of the the class width definition:

Frequency Distribution:
Calories of a beverage

Calories

Frequency

151-200

1

201-250

2

251-300

5

301-350

3

351-400

5

401-450

4

Class Width can be calculated by:

  • Difference between two consecutive lower class limits
    201-151 = 50
  • Difference between two consecutive upper class limits
    250-200 = 50

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Last Modified on February 8, 2013 by JoeStat

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