Home › TS EAMCET › Mathematics › Statistical Dispersion › Which dispersion measure is expressed in the sam…
Which dispersion measure is expressed in the same unit as the data?
AVariance of data
BSquared range value
CMean squared deviation
DStandard deviation
Answer & Solution
Correct answer: D. Standard deviation
Square-rooting the variance cancels the squaring of units, so only the standard deviation matches the data unit.
Related questions
Data with SD 4 have 5 subtracted from each value, then are doubled. New SD?X has SD 3 and Y = -2X + 5. The standard deviation of Y isA measure of dispersion can never beA five-sigma result corresponds to a random fluctuation chance of aboutThe standard deviation of one roll of a fair die is aboutThe variance of the score on one roll of a fair die isTechnically, variance is which moment of a distribution?Variance computed from only a subset of observations is called