Check Assumptions / Conditions for Inferences in Regression

question 20

Multiple Choice

Check assumptions / conditions for inferences in regression.
-An operations manager was interested in determining if there is a relationship between
The amount of training received by production line workers and the time it takes for them
To trouble shoot a process problem. A sample of recently trained line workers was
Selected. The number of hours of training time received and the time it took (in minutes)
For them to trouble shoot their last process problem were captured. A regression equation
Was fit to the data and the following residual plot obtained. Based on this plot, we can
Say

• A) that the nearly normal condition is satisfied.
• B) that the nearly normal condition is not satisfied.
• C) that the equal spread condition is satisfied.
• D) that the linearity condition is not satisfied.
• E) that the independence condition is not satisfied.

---

Definitions:

Golden Rule

A moral principle that advises treating others as one would want to be treated oneself.

Ethical Egoism

A moral philosophy that posits individuals should act in their own self-interest because it is the moral thing to do.

Principle of Utility

A foundational concept in utilitarianism that suggests the best action is the one that maximizes utility, usually defined as that which produces the greatest well-being of the greatest number of people.

Kant

Immanuel Kant, a German philosopher whose work in metaphysics, ethics, and aesthetics played a central role in modern philosophy, emphasizing the limits of human knowledge and the importance of moral principles.