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how does huber compute the $var(s_n)/E[s_n]$ and $var(d_n)/E[d_n]$?

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#statistics #expected-value #variance #functional-calculus #robust-statistics
48
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Can someone check my work? I'm new to multivariable statistics.

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#statistics #random-variables #conditional-expectation #variance #density-function
57
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Expectation and Variance of a sum of Independent random variables

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#probability-distributions #random-variables #expected-value #variance
28
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Variance of ordered card picking question (without replacement)

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#probability #variance #covariance
31
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Linearity in expectation/variance

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#random-variables #variance
12
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the first principal component’s variance

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#statistics #variance #svd #principal-component-analysis
55
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Mean and Variance Temperature Conversion

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#statistics #variance #standard-deviation
57
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Are there two definitions of variance?

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#variance
30
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Variance of sum of functions of independent random variables

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#probability #statistics #solution-verification #independence #variance
48
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Trouble with this probability identity: $\operatorname{E} \bigl[ (Z - E[Z]) \bigr]^2 = \operatorname{var}(X) + \operatorname{var}(Y)$

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#probability #variance
31
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Standard Deviation of $26$ cards without replacement

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#statistics #variance #standard-deviation
47
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Show Var(x) = Cov(x,x) for continuous random variable x, using the integral definition of covariance

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#probability #probability-theory #variance #covariance
709
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Find E[X] and Var[X] of a particle moving along a graph

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#expected-value #variance
660
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Finding variance of random variables that are exponentially distributed

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#probability #variance #exponential-distribution
45
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Circle Expectation and Variance

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#probability #probability-theory #expected-value #variance

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