large sample

Model Perspective

Jul 6, 2022 · Fundamentals

Testing Proportions with Large Samples: Hypotheses, CI & Critical Values

This article explains how to conduct large‑sample hypothesis tests for a population proportion, covering the formulation of null and alternative hypotheses, constructing 99% confidence intervals using the Central Limit Theorem, calculating standardized test statistics, determining rejection regions, and applying the method to a real‑world soft‑drink preference case study.