Which of the Following Statements Is True About Checking for the Constant

question 9

Multiple Choice

Which of the following statements is true about checking for the constant standard deviation condition?

• A)If the points of the QQ plot are close to the straight line, then we can conclude the constant standard deviation condition is met.
• B)If the plot of the residuals against time shows no trend, then we can conclude the constant standard deviation condition is met.
• C)If the residual plot shows a fan shape, then we can conclude the constant standard deviation condition is met.
• D)If the residual plot shows no features such as a trend or a fan shape, then we can conclude the constant standard deviation condition is met.

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Definitions:

Uncontrollably

In a manner that cannot be controlled, restrained, or managed.

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A post-mortem examination to discover the cause of death or the extent of disease.

Research Design

A structured plan that outlines how a study will be conducted to investigate a particular problem or hypothesis.