2 papers
stat.OT2017
Remark On Variance Bounds
R. Sharma
It is shown that the formula for the variance of combined series yields surprisingly simple proofs of some well known variance bounds.
math.ST2013
On Lower bounds for variance and moments of unimodal distributions
R. Sharma, R. Bhandari, R. Saini
We provide an elementary proof of the lower bound for the variance of continuous unimodal distributions and obtain analogous bounds for the higher order central moments. A lower bo…