In general,grouped frequency distributions should have between 1 and 5 class intervals.

Question

Quizplus · Accepted Answer

While there is no hard and fast rule about the number of class intervals in a grouped frequency distribution, a common guideline is to have between 5 and 20 intervals. This allows for enough detail to capture the range of values, while still being easy to interpret and understand. Therefore, having between 1 and 5 class intervals would not typically be sufficient to provide useful information about the data.

In General,grouped Frequency Distributions Should Have Between 1 and 5