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Which measure of dispersion is left out of the study?
AQuartile deviation
BQuantile deviation
CQuadrant deviation
DQuotient deviation
Answer & Solution
Correct answer: A. Quartile deviation
1. Four measures are listed but only three are studied.
2. All are studied except the quartile deviation.
3. So the correct answer is quartile deviation.
_Source: NCERT Class 11 Mathematics, Ch 15 'Statistics'_
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