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2 votes
2 answers
174 views

Mean and variance of a non-standard pdf

I have tried to compute the variance and the mean for $\mu=0.5$ of the following PDF using Wolfram cloud but I failed $$ F(z,\mu,\sigma)=\frac{2 (z-\sigma )^2 \exp \left(-\frac{(z-\sigma )^2 \...
zeraoulia rafik's user avatar
0 votes
0 answers
35 views

Density estimation for points regularly spaced on a grid? Infer spacing between pdf peaks?

Due to a fundamental characteristic of the data, points are clustered together on a 1-D grid-like structure with equal spacing. Plotting these points in a histogram shows a pdf with several ...
ShanZhengYang's user avatar