3.2b Residuals Visual

Front

What should a residual plot look like if it is appropriate for a linear model?

Back

Random

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CCSS.HSS.ID.B.6B

Front

Would a linear regression model of the data be most appropriate if the residual plot shows a distinct pattern?

Back

NO

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CCSS.HSS.ID.B.6B

Front

Which scatter plot indicated the best linear fit for the data?

Back

A

Front

What are residuals?

Back

The difference between the observed response and the values predicted by the model.

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CCSS.HSS.ID.B.6B

Front

How many positive residuals are there if a residual plot shows 3 positive values?

Back

3

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CCSS.HSS.ID.B.6B

Front

What does a random residual plot indicate about the model?

Back

It suggests that a linear model is appropriate.

Front

What is the significance of a curve in a residual plot?

Back

It indicates that a linear model may not be appropriate.

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CCSS.HSS.ID.B.6B

Front

If a residual plot shows a clear pattern, what does it imply about the model used?

Back

The model may not be capturing the underlying trend in the data.

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CCSS.HSS.ID.B.6B

Front

What is the formula for calculating residuals?

Back

Residual = Observed value - Predicted value

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CCSS.HSS.ID.B.6B

Front

In the context of regression analysis, what does a positive residual indicate?

Back

The observed value is greater than the predicted value.

Tags

CCSS.HSS.ID.B.6B