Question

If 10 – 20 is a class interval from continuous frequency distribution then what is the length of the class?
11 (b) 10 (c) 9 (d) none of these​

Answer 1

question:

32,56, and 55

Answer 2

Answer:

answer is (b)-- 10 because we have to find class length and the method to find is upper limit minus lower limit so 20-10=10...