Exhibit 14-6

question 63

Multiple Choice

Exhibit 14-6.A manager at a local bank analyzed the relationship between monthly salary (y,in $) and length of service (x,measured in months) for 30 employees.She estimates .The following table summarizes a portion of the regression results: Refer to Exhibit 14-6.The coefficient of determination indicates that

• A)18.39% of the variation in Salary is explained by the variation in Service.
• B)18.39% of the variation in Service is explained by the variation in Salary.
• C)81.61% of the variation in Salary is explained by the variation in Service.
• D)81.61% of the variation in Service is explained by the variation in Salary.

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Definitions:

Broca's Area

An area located within the dominant hemisphere's frontal lobe that is associated with the generation of speech.

Wernicke's Area

A region of the brain in the temporal lobe involved in the understanding of spoken language.

Prefrontal Cortex

The front part of the frontal lobes of the brain, involved in executive functions such as decision making, problem-solving, control of purposeful behaviors, consciousness, and emotions.

Parietal Cortex

A region of the brain located in the parietal lobe, involved in processing sensory information and spatial orientation.