Question

GENERAL HAPPINESS Frequency Percent Valid Percent Cumulative Percent Valid VERY HAPPY 451 30.1 30.1 30.1 PRETTY...

GENERAL HAPPINESS

Frequency

Percent

Valid Percent

Cumulative Percent

Valid

VERY HAPPY

451

30.1

30.1

30.1

PRETTY HAPPY

854

56.9

57.0

87.2

NOT TOO HAPPY

192

12.8

12.8

100.0

Total

1497

99.8

100.0

Missing

DK

2

.1

NA

1

.1

Total

3

.2

Total

1500

100.0

What is the IQV

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

IQV : Index of qualitative variation

The formula to compute index of qualitative variation is

Where n = number of categories

pi: Proportion of sample data lies in ith category.

pi = ( Frequency / Total frequency) *100

Category ( Happiness) Frequency Valid Proportion (Pi) (pi^2
Very Happy 451 30.13 907.631
Pretty Happy 854 57.05 3254.409
Not to Happy 192 12.83 164.497
Total 1497 100.000 4326.5377

Here n = 3

Index of qualitative variation ( IQV) is given by

IQV = 85.10%

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