Which one of the following measures of variation is independent of 'change of origin' as well as…
None of the given options is correct: range, quartile deviation and mean deviation all change with scale. If every observation is transformed to \(Y=a+bX\), each of these…
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Which one of the following measures of variation is independent of 'change of origin' as well as 'change in scale' ?
Answer and explanation
Correct answer D
None of the given options is correct: range, quartile deviation and mean deviation all change with scale. If every observation is transformed to , each of these dispersion measures is multiplied by ; adding alone leaves them unchanged.
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Gujarat SET (GSET)