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