Exhibit 16-1

question 16

Multiple Choice

Exhibit 16-1.The following Excel scatterplot with the fitted quadratic regression equation illustrates the observed relationship between productivity and the number of hired workers. Refer to Exhibit 16.1.Assuming that the number of hired workers must be integer,what is the maximum productivity to achieve?

• A)29.58
• B)30.00
• C)124.603
• D)124.585

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Definitions:

National Security

Measures and policies implemented by a state to ensure its survival, safety, and interests in the face of external and internal threats.

Cogeneration

The simultaneous production of electricity and useful heat from the same energy source, improving efficiency.

Heat Pumps

Devices that transfer heat energy from a source to a destination, often used for heating and cooling buildings.

Fuel-Cell Cars

Vehicles that generate their power from a fuel cell, which produces electricity through a chemical reaction between hydrogen and oxygen, emitting only water.