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random_guy

I am here to learn more and more about statistics.

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Top posts (48) All Questions Answers | Votes Newest

19 How to interpret a ROC curve? Nov 30 '14
17 What does AUC stand for and what is it? Jan 9 '15
14 What is the importance of hat matrix, $H=X(X^\top X)^{-1} X^\top$, in linear regression? Jul 20 '14
9 Which variables explain which PCA components, and vice versa? Feb 18 '14
8 Logistic regression: class probabilities Jan 14 '15
6 Get probability distribution function from density function Jan 13 '15
5 Suppose that A and B are mutually exclusive events for which $P(A) = 0.3$ and $P(B) = 0.5$ Dec 3 '14
4 Find the expectation and covariance of a stochastic process Jan 12 '15
4 Comparison of log-likelihood of two non-nested models Feb 13 '15
4 How to compute estimate for the first time series value using ARIMA model? Apr 6 '16
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