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प्रश्न
Which of the following is not a measure of dispersion?
विकल्प
Range
Standard deviation
Arithmetic mean
Variance
उत्तर
Arithmetic mean
Explanation;
Hint:
Measures of dispersion are,
(i) Range
(ii) Mean deviation
(iii) Quartile deviation
(iv) Standard deviation
(v) Variance
(vi) coefficient of variation
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