Why Psychologists Need to Understand Statistics: Inferential Statistics

Vocabulary flashcards covering the core concepts, purposes, and methods of inferential statistics in psychological research.

Inferential statistics

A branch of statistics whose primary purpose is to estimate the magnitude of associations and test hypotheses about a population.

Differences between groups

An inferential statistical framework that compares distinct populations to test specific hypotheses.

Relationships between variables

An inferential statistical framework that examines how variables co-vary without manipulating them.

Methods for differences between groups

Statistical tests used to compare distinct populations, specifically t-tests, ANOVA, and Chi-square tests.

Methods for relationships between variables

Statistical procedures used to evaluate how variables co-vary without manipulation, specifically correlation and regression.