Find answers to your questions about Cross Validated or help others by answering their Cross Validated questions.
For example, I have a category A called fruit, its children are in category B, for example :applebanana....The whole category A have been already sold for 3 years , but...
Asked on 12/25/2021
0 answerThis is probably basic, but I haven't come across it before: With a minimum detectable effect of 10% and a baseline conversion rate of 0.44% it takes 265,857 observations per...
Asked on 12/25/2021 by SeánMcK
1 answerI'm working with three level models in Stata. Example of one would be:use http://www.stata-press.com/data/r14/productivity, clear sort region state yearmixed gsp unemp || region: || state:What I'm interested in, are...
Asked on 12/23/2021
3 answerWould the Support Vectors in the SVM algorithm change every time that I change the functional margin ?The optimization objective in the SVM algorithm is this -...
Asked on 12/23/2021 by Sud K
1 answerI have a comparison study of 2 different interventions with students. There are 6 students in 1 class and 10 students in the second class. The statisticians are having a...
Asked on 12/23/2021 by Jess Jax
2 answerI have a time series binary classification dataset. I am implementing an online learning Logistic Regression algorithm in Sklearn and am cross validating with Sklearn's TimeSeriesSplit method. I am...
Asked on 12/23/2021
1 answerI have a pretty complex Sklearn pipeline including Standardization, PCA, and more. I created a couple of models and would like to evaluate them with learning and validation curves....
Asked on 12/23/2021 by Odisseo
1 answerI am using a glmmTMB to look at the effect of numerous variables on how far individuals travel (distance). The example below is one of many datasets I am working...
Asked on 12/23/2021 by Blundering Ecologist
1 answerHow large of a crowd will guarantee that at least one person is currently infected with coronavirus? For the sake of argument assume a "crowd" is approximated by a random...
Asked on 12/23/2021 by Code-Guru
0 answerI am working on research in R using a dataset from the German Comparative Candidate Survey (a survey of political candidates during election campaigns). I would like to run a...
Asked on 12/23/2021 by Nikolay Bogdanov
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