Proportion Statistical Test Calculator

Introduction & Importance

The proportion statistical test, also known as the z-test for two proportions, is a hypothesis test used to compare the proportions of two populations. It’s crucial in various fields, including market research, quality control, and social sciences, to make data-driven decisions.

Stats NZ provides an excellent resource on chi-square tests, which is closely related to the proportion statistical test.

Penn State University offers a detailed guide on hypothesis testing, including the z-test for two proportions.