InIntuitionMathbyAerin KimChi Square Test — Intuition, Examples, and Step-by-Step CalculationThe best way to see if two variables are related.Feb 12, 20236Feb 12, 20236
InTDS ArchivebyAerin KimP-value from scratch — Intuition, Examples, and Derivation[No more confusion] How to find a p-value and ultimately reject the null hypothesisApr 2, 202011Apr 2, 202011
InTDS ArchivebyAerin KimPDF is not a probability.The probability density at x can be greater than one but then, how can it integrate to one?Aug 26, 201917Aug 26, 201917
InTDS ArchivebyAerin KimWhat is Exponential DistributionIts derivations and examplesAug 6, 201915Aug 6, 201915
InTDS ArchivebyAerin KimSum of Exponential Random VariablesDeriving the PDF of Erlang distributionAug 16, 20196Aug 16, 20196
InTDS ArchivebyAerin KimPoisson Distribution Intuition (and derivation)When to use a Poisson Distribution?Jun 1, 201940Jun 1, 201940
InTDS ArchivebyAerin KimBeta Distribution — Intuition, Examples, and DerivationWhen to use Beta distributionJan 8, 202025Jan 8, 202025
InTDS ArchivebyAerin KimGamma Distribution — Intuition, Derivation, and Examplesand why does it matter?Oct 12, 201917Oct 12, 201917
InIntuitionMathbyAerin KimLet’s derive Chi-Squared PDF from normal distribution *intuitively*We can calculate the probability density function (PDF) of a random variable from its cumulative distribution function (CDF) using…Sep 10, 20171Sep 10, 20171
InIntuitionMathbyAerin KimWhy the Normal (Gaussian) PDF looks the way it doesAlthough this might not be the most rigorous derivation of the Gaussian PDF (Probability Density Function), this note might help you…Aug 24, 20173Aug 24, 20173
