A Manufacturer Uses Statistical Process Control to Control the Quality

question 130

Multiple Choice

A manufacturer uses statistical process control to control the quality of the firm's products. Samples of 50 of Product A are taken, and a defective/acceptable decision is made on each unit sampled. For Product B, the number of flaws per unit is counted. What type(s) of control charts should be used?

• A) p-charts for both A and B
• B) p-chart for A, c-chart for B
• C) c-charts for both A and B
• D) p-chart for A, mean and range charts for B
• E) c-chart for A, mean and range charts for B

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Definitions:

Cretaceous Era

A geological epoch that lasted from about 145 to 66 million years ago, at the end of the Mesozoic Era, known for the extinction of dinosaurs.

Meteor Impact

The collision of a meteoroid with the Earth or another planet, causing effects ranging from craters to climate changes depending on the size and speed of the meteoroid.

Extinction

The process through which a species ceases to exist due to the death of its last remaining members.

Dinosaurs

A diverse group of prehistoric reptiles that lived during the Mesozoic Era, now extinct.