Residuals & Correlation

Front

The measure of the strength and direction of a linear relationship

Back

Correlation Coefficient

Tags

CCSS.HSS.ID.C.8

Front

This residual plot indicates a good model.

Back

True

Front

A method used to find the line of best fit.

Back

Linear Regression

Tags

CCSS.8.EE.B.5

Front

As study time _______________, errors _______________.

Back

increases ; decrease

Tags

CCSS.RI.4.3

CCSS.RI.5.3

CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.8.3

Front

What type of correlation is seen?

Back

positive

Tags

CCSS.HSF-LE.A.1B

Front

The difference between the observed value and the predicted value in a regression model is called?

Back

Residual

Tags

CCSS.HSS.ID.B.6B

Front

What does a positive correlation indicate?

Back

As one variable increases, the other variable also increases.

Tags

CCSS.HSS.ID.B.5

Front

What does a negative correlation indicate?

Back

As one variable increases, the other variable decreases.

Tags

CCSS.HSS.ID.B.5

Front

What is the purpose of a residual plot?

Back

To assess the fit of a regression model.

Tags

CCSS.HSS.ID.B.6B

Front

What does it mean if residuals are randomly scattered?

Back

The model is a good fit for the data.

Tags

CCSS.HSS.ID.B.6B