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L Xandor

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 6 years, 3 months
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  • Last seen Oct 29 '20 at 12:38

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49 A/B tests: z-test vs t-test vs chi square vs fisher exact test Oct 27 '15
10 Logistic regression vs chi-square in a 2x2 and Ix2 (single factor - binary response) contingency tables? Oct 20 '15
5 Why does significance not equal validity? Why can't I stop a test as soon as it has significant results? Nov 17 '15
4 Why is CHAID (decision tree) analysis used in direct marketing? What makes it more suitable than other types of trees? Jan 27 '16
4 Sample size for A/B testing Nov 16 '15
3 How to conduct test of proportions and calculate the needed sample size? Dec 22 '16
2 Interpreting/Quantifying what is causing changes in ML model predictions week over week Ask Aug 7 '19
2 In logistic regression, is there an official term for the value you get when you multiply feature values with coefficients? Oct 17 '20
2 Logistic regression - regularized model always predict lower probabilities on average compared to unregularized model Oct 27 '20
2 Determining minimum required sample size for control (for purposes of measuring lift) Feb 4 '16
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