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How to verify if $\operatorname{corr}(X,Y)=\operatorname{corr}(log(X),log(Y))$?

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#statistics #regression #variance #covariance #correlation
54
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Covariance matrix from asynchronously observed time series

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#statistics #reference-request #covariance #time-series #parameter-estimation
134
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What is $\operatorname{Cov}[X+Y]$ when $X$ and $Y$ are NOT independent?

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#probability #covariance
35
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Zero covariance and implication to higher moments.

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#statistics #covariance
66
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Conditional expectation of $X_1$ on $(X_1 + X_2)^2$

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#normal-distribution #conditional-expectation #covariance
114
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Absolute value of expected value

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#expected-value #variance #covariance #bivariate-distributions
137
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Finding covariance from a transformed random variable given its covariance matrix

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#matrices #statistics #expected-value #variance #covariance
36
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How to find optimal weighting of two ratios with non-zero covariance

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#optimization #independence #variance #covariance #ratio
599
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Find variance given covariance of 2 random variables

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#probability #variance #covariance
410
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Can I determine if two random variables are independent if I know their expected values and the variances?

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#probability-theory #expected-value #covariance #regression-analysis
224
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Does Covariance equal 0

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#probability-theory #random-variables #covariance #bivariate-distributions
664
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Expected Value of X,Y from Covariance Matrix

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#probability-distributions #expected-value #covariance #gaussian #bivariate-distributions
180
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Calculate two chi-squared distribution r.v.s' covariance

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#statistics #statistical-inference #covariance
88
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What are the physical dimensions of a Wiener process?

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#covariance #stochastic-differential-equations #dimensional-analysis
3.5k
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Conceptual difference between Covariant and Contravariant tensors

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#vectors #tensors #covariance

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