Refer to the following information from a frequency distribution for "heights of college women" recorded to the nearest inch: The first two class midpoints are 62.5" and 65.5".
What is the class interval?
A) 1"
B) 2"
C) 2.5"
D) 3"

Question

Quizplus · Accepted Answer

The class interval is the difference between consecutive class midpoints, which is 65.5" - 62.5" = 3".

Refer to the Following Information from a Frequency Distribution for "Heights