Which of the Following Statements Is Not True About the Constant

question 10

Multiple Choice

Which of the following statements is not true about the constant standard deviation condition of the linear regression model?

• A)A residual plot can highlight the existence of a nonconstant standard deviation even when it is hard to see in the original scatterplot.
• B)A QQ plot can help you determine whether the constant standard deviation condition holds.
• C)A fan shape in a residual plot indicates that the constant standard deviation condition does not hold.
• D)A constant standard deviation means that the vertical spread of the y- values about the line is the same across the entire line.

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Definitions:

Hands

The end part of a person's arm beyond the wrist, including the palm, fingers, and thumb, crucial for manipulating objects and executing tasks.

Lips

The fleshy, movable structures forming the opening of the mouth, involved in speaking, tasting, and expressing emotions.

Paraplegia

A condition characterized by the paralysis of the lower half of the body, typically caused by spinal cord injury or a congenital condition.

Quadriplegia

A medical condition where there is paralysis of all four limbs, often resulting from injury to the spinal cord.