Question

The midpoints of the class intervals
are *
O A. Class width
O B. Class marks
O C. Frequency
O D. Median​

Answer 1

The midpoints of class intervals are median

Answer 2

Answer:

Class mark is defined as the mean of the lower limit and upper limit. Hence, the

mid point of a class interval is called the class mark.

So, option B) Class marks is correct answer.