Parametric tests

Definition

Parametric tests are statistical tests that assume specific characteristics about the population being studied (e.g., normal distribution). These tests require certain conditions to be met, such as equal variances or interval/ratio level data.

Related terms

T-test: A parametric test used to compare means between two independent groups.

ANOVA: A parametric test used to compare means between three or more independent groups.

Pearson correlation: A parametric test used to measure the linear relationship between two continuous variables.