Analysis of Frequency Distributions

IMPORTANT

Analysis of Frequency Distributions: Overview

This topic covers concepts, such as, Coefficient of Variation in Statistics etc.

Important Questions on Analysis of Frequency Distributions

EASY
IMPORTANT

If the coefficients of variation of two distributions are 40 and 20 and their variances are 144 and 64 respectively, then the mean of their arithmetic means is

EASY
IMPORTANT

What is the formula for finding co-efficient of variation, given σ= standard deviation and x¯=mean 0?

MEDIUM
IMPORTANT

The temperature of two cities A and B in a winter season are given in the table.

The temperature of city A ( in degree celsius) 18 20 22 24 26
The temperature of city B ( in degree celsius) 11 14 15 17 18

Find which city is more consistent in temperature changes?

EASY
IMPORTANT

Coefficient of variation = SDMean×_____