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Are there any good movies involving mathematics or probability?
However, the film is Indian and I haven't actually seen it. I recall an Indian math historian speaking about this film at our university colloquium several years ago. He boasted, "Ben Kingsley was interested in depicting Ramanujan but was turned down for the role because he was only half Indian". As a mixed race individual, I felt a mixture of ...
Is a rating in a set range a categorical or numerical variable?
2019年10月9日 · Opinion variables on a 1 to 5 or 1 to 10 scale are usually considered as ordinal categorical variables. On a 1-to-10 scale, suppose someone rates one movie as 5 and and another as 10.
Stratified concordance index (survival::survConcordance)
2015年1月17日 · What is the idea of having a stratified concordance (C-index) in survival::survConcordance, as opposed to computing the concordance over all samples ignoring the strata?
In what instances are 3-D charts appropriate? - Cross Validated
2024年9月2日 · Here is a practical example of a 3D view. This is a screenshot of a tool called 'zview' which is used to visualise and edit colour transforms. The RGB colours of the spheres represent the RGB exposures of the original internegative film. The XYZ coordinates represent the colour we see with respect to the open gate white using a xenon lamp.
r - Understanding the Tweedie Distribution - Cross Validated
2021年11月17日 · I am trying to better understand the basic details and properties about the Tweedie Probability Distribution. The Tweedie Probability Distribution is a bimodal probability distribution function whi...
Is there any required amount of variance captured by PCA in order …
2015年1月15日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Calculate tail probabilities from density () call in R
I would take the same approach as @Flounderer, but exploit another feature of R's density() function; namely the from and to arguments, which restrict the density estimation to the region enclosed by the two arguments.
How can I plot presence/absence data on a time series?
2020年6月25日 · I have some schedule data in the following format groupA 10 16 groupA 10 16 groupA 12 18 groupA 12 14 groupB 16 20 groupB 16 22 groupB 18 24 groupC 00 10 g...
self study - Maximum likelihood estimator of location parameter …
2015年9月25日 · Ok, as you required, let us do this by hand. First we get an initial guess will be median of data $-5.98, -1.94, -0.77, -0.08, 0.59 $
r - Quadratic terms in glmer - Cross Validated
2019年12月11日 · Quadratic terms. sometimes people add quadratic terms and multiply and sometimes they don't. Changing in time. The value that is being modeled might be changing in time.