Ap Statistics (Bivariate Data)

Front

Least Square Regression Line is a linear model that________the sum of ___________residuals.

Back

Minimizes, Squared

Front

What stands for DUFS?

Back

Direction, Unusual features, Form, Strength

Front

What is the name of the variable labeled on the x-axis?

Back

Explanatory Variable

Front

Why can extrapolation be non reliable?

Back

Current trends may not continue

Front

What is a scatterplot?

Back

A graphical representation of the relationship between two quantitative variables.

Front

What does a positive correlation indicate?

Back

As one variable increases, the other variable also increases.

Front

What does a negative correlation indicate?

Back

As one variable increases, the other variable decreases.

Front

What is the purpose of a regression line?

Back

To predict the value of a response variable based on the value of an explanatory variable.

Front

What is the coefficient of determination (R²)?

Back

A measure that explains the proportion of variance in the response variable that can be explained by the explanatory variable.

Front

What is an outlier in a dataset?

Back

A data point that differs significantly from other observations.