Question

Formula of class size

Answer 1

In inclusive form, class limits are obtained by subtracting 0.5 from lower limitand adding 0.5 to the upper limit. Thus, class limits of 10 - 20 class interval in the inclusive form are 9.5 - 20.5. Class size: Difference between the true upper limit and true lower limit of a class interval is called the class size.

Answer 2

$\text{ \large{ \pink{Formula of class size}}}$

CLASS SIZE = UPPER LIMIT – LOWER LIMIT