NCERT Class 10 Math Chapter 13 MCQ Question Answer – Statistics

Class 10
Chapter  Statistics
Subject Math
Category MCQ

Class 10 Math Chapter 13 MCQ Question Answer


1. The mean of the following data is :

Class-interval 0-2 2-4 4-6 6-8 8-10 10-12 12-14
Frequency 1 2 1 5 6 2 3

(A) 10.5
(B) 8.1
(C) 11.5
(D) 9.5

Answer

Ans – (B) 8.1


2. The mean of the following data is :

Class-interval 0-4 4-8 8-12 12-16 16-20
Frequency 5 4 5 2 4

(A) 9.2
(B) 8.5
(C) 10.2
(D) 7.6

Answer

Ans – (A) 9.2


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