If the Plot of the Residuals Is Fan Shaped,which Assumption

question 108

Multiple Choice

If the plot of the residuals is fan shaped,which assumption is violated?

• A)Normality.
• B)Homoscedasticity.
• C)Independence of errors.
• D)No assumptions are violated,the graph should resemble a fan.

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Definitions:

Dopamine Pathways

Neural pathways in the brain that transmit dopamine, a neurotransmitter involved in reward, motivation, pleasure, and the regulation of movement and emotions.

Glutamate Pathways

Neural pathways that use glutamate as a neurotransmitter, playing a critical role in brain functions including learning and memory.

Abused Drugs

Substances taken for non-medical purposes, often leading to addiction, health issues, and psychological or social problems.

Acetylcholine

A neurotransmitter in the brain and nervous system essential for muscle activation and plays a role in memory and learning.