In Simple Linear Regression, the Plot of Residuals Versus Fitted

question 15

Multiple Choice

In simple linear regression, the plot of residuals versus fitted values should:

• A) be free of any patterns.
• B) appear to be a random scatter of points about 0 on the vertical axis.
• C) have approximately the same spread for all fitted values.
• D) All of the above.

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Definitions:

Andrew Johnson

The 17th President of the United States who served from 1865 to 1869, known for his efforts to quickly restore the Southern states to the Union after the Civil War, facing much opposition.

Racial Equality

The principle that individuals should not be discriminated against on the basis of their race and should have equal access to opportunities and rights.

Radical Republicans

A faction within the Republican Party after the American Civil War that fought to grant civil rights to freed slaves and radically transform the South.

Federal Government

The central governing body in a federation, where authority is shared between the national administration and individual states or regions.