NIMCET 2025 Paper

Section: Mathematics

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Question : 34 of 120

Marks: +1, -0

Which one of the following is NOT a correct statement?

The variance is expressed in the same units as the units of observation
The standard deviation is greater than or equal to the mean deviation (about mean)
The value of standard deviation changes by a change of scale
The sum of squares of deviations is minimum when taken from the mean

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