Tag:statistics
All the articles with the tag "statistics".
Statistics | Poisson Model
Posted on:January 16, 2025The Poisson distribution is often used to count the number of “successes” in scenarios involving a large number of trials, each with a small probability of success.
Statistics | The Bootstrap
Posted on:January 10, 2025Bootstrap is a powerful statistical tool used to quantify the uncertainty associated with a given statistic or estimator.
Method | A Quick Introduction to Causal Inference
Posted on:December 1, 2024This quick introduction covers basic conceptual frameworks in causal inference and three practical methods.
Method | A Crash Course For Bayesian Inference
Posted on:November 1, 2024Bayesian inference is essentially about using observed data to update prior knowledge about the population, resulting in what is called the posterior.
Method | Fixed Effects - Revisiting
Posted on:October 1, 2024Entity fixed effects = control for entity = within entity, X ~ Y
Statistics | Power of Hypothesis Test
Posted on:May 10, 2024The power of a test is the probability that the test correctly rejects the H0 when alternative hypothesis H1 is true.
Method | Chi-square Test
Posted on:May 8, 2024Chi-square for distribution test, independence test, and trend analysis.
Statistics | Robust Standard Errors
Posted on:April 7, 2024A brief recap about robust💪 standard errors.
Statistics | One-sided or Two-sided Test?
Posted on:March 19, 2024We should determine whether to use a one-sided test or a two-sided test based on the problem specification/form of the alternative hypothesis.