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Measures of Dispersion — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsMeasures of Dispersion1 Mark
Question
Give the formula for computing quartile deviation.
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Answer

Quartile Deviation $=\frac{\text{Q}_3-\text{Q}_1}{\text{Q}_3+\text{Q}_1},$ where
$Q_3 =$ Upper quartile
$Q_1 =$ Lower quartile

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