If two consecutive class intervals of a frequency distribution are 60-67 and 68-75, the class boundaries of the second interval are 68.95-75.95.

Question

Quizplus · Accepted Answer

The class boundaries of the second interval would actually be 67.5-75.5, assuming continuous data and that the gap between the upper boundary of the first interval and the lower boundary of the second interval is equally split.

If Two Consecutive Class Intervals of a Frequency Distribution Are