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This tag is used to refer to mathematical/probabilistic/statistical modeling questions, usually this tag is used to ask about questions that are related with the mathematical formalism of the model instead of the correctness of a specific model in practice.

4 votes

Need help with a model, Whatsapp data analysis

I think you'll want some further assumptions like $\lambda_j>\lambda$ (inter-conversation pauses are longer than intra-conversation pauses). Also, it should simplify the model to let $\lambda_j=\lamb …
Bjørn Kjos-Hanssen's user avatar
2 votes

How does a tournament's structure affect the likelihood that the best player will win?

The question "Which tournament is hard to win for the best player?" seems to depend on the number of rounds, where a round is a minimal unit of competition such that any two rounds are indepen …
Bjørn Kjos-Hanssen's user avatar