Why are unequal class intervals sometimes used in a frequency distribution?
A) To avoid a large number of empty classes
B) For the sake of variety in presenting the data
C) To make the class frequencies smaller
D) To avoid the need for midpoints
E) None of the choices are correct

Question

Quizplus · Accepted Answer

Unequal class intervals are used to avoid a large number of empty classes, especially when data is skewed or has outliers, ensuring a more meaningful and interpretable frequency distribution.

Why Are Unequal Class Intervals Sometimes Used in a Frequency