You Want to Determine the Control Lines for a P-Chart

question 54

Multiple Choice

You want to determine the control lines for a p-chart for quality control purposes.If the total number of defects from all samples is 2,500, the number of samples is 100, and the sample size is 50, which of the following would be the standard deviation used in developing the control lines?

• A)0.4900
• B)0.2499
• C)0.1556
• D)0.0707
• E)0.02499

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Definitions:

Independent Variable

The variable in an experiment that is manipulated or changed to observe its effect on a dependent variable.

Control Variables

Factors in an experiment that are kept constant to test the relative impact of the independent variable.

Control Group

In an experiment, the group that does not receive the treatment and is used as a benchmark to measure how the other tested groups compare.

Music

A form of art that uses sound organized in time, often combining vocal or instrumental sounds to produce harmony, rhythm, and expression of emotion.