A Company Studying the Productivity of Its Employees on a New

question 4

Multiple Choice

A company studying the productivity of its employees on a new information system was interested in determining if the age (X) of data entry operators influenced the number
Of completed entries made per hour (Y) .The regression equation is Suppose the actual completed entries per hour for an operator who is 35 years old was 8.
The residual is

• A)-1.3
• B)2.6
• C)-3.5
• D)1.3
• E)-2.2

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Definitions:

Leaching

Process by which water moving through soil removes nutrients from it.

Nutrients

Substances that provide nourishment essential for the growth and maintenance of life, including proteins, carbohydrates, fats, vitamins, and minerals.

Erosion

The process by which natural forces remove soil, rock, or dissolved material from one location and transport it to another.

Phytoremediation

The use of plants to remove, detoxify, or immobilize environmental contaminants in soil or water through natural processes.