AP®︎ Statistics (pre-2026): Topic 9.1 Flashcards

Master key terms and definitions for Topic 9.1 of AP Statistics (pre-2026) – Introducing Statistics: Do Those Points Align? to help you prep for quizzes and the AP exam.

This course has been archived. The College Board updated AP Statistics for the 2026–27 school year, and the units and topics changed.
Go to the new AP® Statistics
0%
4 cards total
4 not started
0 learning
0 almost done
0 mastered
Term

Correlation

Definition

The strength and direction of a linear relationship between two quantitative variables.

1 / 4
Correlation
Not Started

The strength and direction of a linear relationship between two quantitative variables.

VAR-1.K
Correlation Does Not Imply Causation
Not Started

An association between variables does not prove that one variable causes changes in the other.

VAR-1.K
Confounding Variable
Not Started

A third variable related to both variables that can create or distort an observed association.

VAR-1.K
Random And Systematic Error
Not Started

Unpredictable scatter around a line is random, while consistent departures indicate systematic bias.

VAR-1.KVAR-1.K.1