Exhibit 13-8
the Following Estimated Regression Model Was Developed Relating $\hat { Y }$

question 3

Multiple Choice

Exhibit 13-8
The following estimated regression model was developed relating yearly income Y in $1,000s) of 30 individuals with their age X1) and their gender X2) 0 if male and 1 if female) .
$\hat { Y }$ =30+0.7X1+3X2
Also provided are SST = 1,200 and SSE = 384.
-Refer to Exhibit 13-8. From the above function, it can be said that the expected yearly income of

• A) males is $3 more than females
• B) females is $3 more than males
• C) males is $3,000 more than females
• D) females is $3,000 more than males

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Definitions:

Lesion

Tissue destruction. A brain lesion is a naturally or experimentally caused destruction of brain tissue.

Defective Cells

Cells that have abnormalities or dysfunctions, often leading to diseases or health conditions.

Brain

The central organ of the human nervous system, responsible for processing sensory information, and directing responses.

Epinephrine

Also known as adrenaline, a hormone and neurotransmitter that plays a key role in the fight or flight response by increasing heart rate, contracting blood vessels, and dilating air passages.