Calculate the mean of the following distribution using step deviation method. Marks 0-10 10-20 20-30 30-40 40-50 50-60 Number of Students 10 9 25 30 16 10

ICSE Class X Math 2017 Solved Paper - Question 21

Question : 21 of 31

Marks: +1, -0

Calculate the mean of the following distribution using step deviation method.

Marks	$0-10$	$10-20$	$20-30$	$30-40$	$40-50$	$50-60$
Number of Students	10	9	25	30	16	10

Solution:

Go to Question:

Prev Question

Next Question