Consider the Following to Answer the Question(s) Below

question 4

Multiple Choice

Consider the following to answer the question(s) below:
The Dispenser Right Company makes a soft drink dispensing machine used in many fast food restaurants. When the machine is running properly, the average number of fluid ounces in the cup should be 14. Periodically the machines need to be tested to make sure that they have not gone out of adjustment. To do this, six cups are filled by a particular machine and a technician carefully measures the volume in each cup. In one such test, the following data were observed:

-The correct null and alternative hypotheses are

• A) H0 : µ = 14 and HA : µ ≠ 14.
• B) H0 : µ ≠ 14 and HA : µ = 14.
• C) H0 : µ = 14 and HA : µ > 14.
• D) H0 : µ = 14 and HA : µ < 14.
• E) H0 : µ < 14 and HA : µ > 14.

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Definitions:

Cast Iron Pipe

A type of durable pipe made from iron that has been cast in a mold, often used for water or sewage systems.

ABS Pipe

Acrylonitrile Butadiene Styrene pipe, a type of plastic piping used for waste water and vent lines due to its high resistance to impact and durability.

Valves

Mechanical devices that control the flow and direction of fluids in a system by opening, closing, or partially obstructing passageways.

Reducing Fittings

Pipe fittings used to connect pipes of different diameters, allowing for a change in pipe size.