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BY DAY: Statistician

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Top posts (80) All Questions Answers | Votes Newest

28 Two negative main effects yet positive interaction effect? Dec 19 '13
26 Given big enough sample size, a test will always show significant result unless the true effect size is exactly zero. Why? Jan 19 '18
14 Gradient boosting machine accuracy decreases as number of iterations increases Jun 1 '16
14 How does the correlation coefficient differ from regression slope? Mar 20 '14
13 Does a statistic used as a measure becomes invalid after it's reported on? Jul 27 '18
12 How to transform leptokurtic distribution to normality? Feb 6 '14
10 When does Fisher's “go get more data” approach make sense? Jul 15
9 Overdispersion in logistic regression Mar 27 '14
9 Brexit: was “leave” statistically significant? Jun 24 '16
8 Do stepwise regression techniques increase a model's predictive power? Sep 22 '17
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