Aerin KiminIntuitionMathChi Square Test — Intuition, Examples, and Step-by-Step CalculationThe best way to see if two variables are related.Feb 12, 20234Feb 12, 20234

Aerin KiminTowards Data ScienceP-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

Aerin KiminTowards Data SciencePDF 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

Aerin KiminTowards Data ScienceWhat is Exponential DistributionIts derivations and examplesAug 6, 201915Aug 6, 201915

Aerin KiminTowards Data ScienceSum of Exponential Random VariablesDeriving the PDF of Erlang distributionAug 16, 20196Aug 16, 20196

Aerin KiminTowards Data SciencePoisson Distribution Intuition (and derivation)When to use a Poisson Distribution?Jun 1, 201941Jun 1, 201941

Aerin KiminTowards Data ScienceBeta Distribution — Intuition, Examples, and DerivationWhen to use Beta distributionJan 8, 202025Jan 8, 202025

Aerin KiminTowards Data ScienceGamma Distribution — Intuition, Derivation, and Examplesand why does it matter?Oct 12, 201917Oct 12, 201917

Aerin KiminIntuitionMathLet’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

Aerin KiminIntuitionMathWhy 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