Saturday, 11 August 2018

probability - Expected value of a non-negative random variable

How do I prove that 0Pr(Yy)dy=E[Y] if Y is a non-negative random variable?

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real analysis - How to find limhrightarrow0fracsin(ha)h

How to find lim without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...