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

question 72

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. The multiple coefficient of determination is

• A) 0.32
• B) 0.42
• C) 0.68
• D) 0.50

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Definitions:

Mental Illness

A wide range of mental health conditions that affect mood, thinking, and behavior, potentially interfering with daily functioning.

Absolute Poverty

A condition characterized by the severe deprivation of basic human needs, including food, safe drinking water, sanitation facilities, health, shelter, education, and information.

Nonstandard Work Hours

Working hours that fall outside the traditional 9-to-5, Monday-to-Friday schedule, often including evenings, nights, or weekends.

Manufacturing Industry

An economic sector concerned with the production of goods using labor, machines, and chemical or biological processing or formulation.