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Questions Tagged with "expected value"

Explore solved questions tagged with "expected value" or help others by answering their unsolved questions related to "expected value".

$E(xy)<infty$ proof

0 answer

Cross Validated Asked 2 years ago

How fast does $lim_{ t to 0} E left[ |Z|^2 1_{B}(X,X+sqrt{t} Z) right]= E left[ |Z|^2 right] E[1_B(X)]$

1 answer

Mathematics Asked 2 years ago

What is the relationship between the Leibniz integral rule and the dominated convergence theorem?

3 answer

Mathematics Asked 2 years ago

Expectation of (non-linear) transformed random variables

0 answer

Mathematics Asked 2 years ago by Selos

Are these true for a martingale? $Eleft[ frac{X_{n+1}}{X_n} right] = 1, Eleft[ frac{X_{n+2}}{X_n} right] = 1 $

1 answer

Mathematics Asked 2 years ago

Show that $Eleft[|V|^2| (V+U,U) in C times C right] < Eleft[|V|^2 right]=3$ where $V$ and $U$ are standard normal

1 answer

Mathematics Asked 2 years ago

Need an upper bound for a simple expectation involving Rademacher random variables.

1 answer

Mathematics Asked 2 years ago by Golabi

Infinitesimal Generators and Expectation of First Hitting Time as Solution of Differential Equation

0 answer

Quantitative Finance Asked 2 years ago by Victor Felipe

Expectations of cosine under von Mises distribution

1 answer

Cross Validated Asked 2 years ago

Proof that Cov(W+Y, Y-V) = 0 given that W, Y, and V are uncorrelated but not independent

2 answer

Cross Validated Asked 2 years ago by user292024

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