Significant Difference

Definition

A significant difference refers to a result or finding that is unlikely to occur by chance alone and has practical importance or relevance. It indicates that there is a meaningful distinction between groups or conditions being compared.

Related terms

Hypothesis Testing: Hypothesis testing involves using statistical methods to evaluate whether observed differences or relationships in data are statistically significant, indicating a significant difference.

Effect Size: Effect size measures the magnitude or strength of a relationship or difference between variables. It provides additional information about the practical importance of a significant difference.

Two-Sample T-test: A two-sample t-test is a statistical test used to compare means from two independent groups and determine if there is a significant difference between them.