You Want to Determine the Upper Control Line for a P-Chart

question 5

Multiple Choice

You want to determine the upper control line for a p-chart for quality control purposes.You take several samples of a size of 100 items in your production process.From the samples, you determine the fraction defective is 0.05 and the standard deviation is 0.01.If the desired confidence level is 99.7 percent, which of the following is the resulting UCL value for the line?

• A)0.39
• B)0.08
• C)0.06
• D)0.05
• E)None of these

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Definitions:

Multiple Comparison Methods

Multiple comparison methods are statistical procedures used to evaluate differences among three or more group means while controlling for the probability of making type I errors.

Fisher's LSD Procedure

A statistical method used for comparing means when the null hypothesis has been rejected in an ANOVA test, standing for Least Significant Difference.

ANOVA

Stands for Analysis of Variance, a statistical method used to determine the existence of significant differences between the means of three or more independent groups.

F-test

A statistical test used to compare either two variances or the variances of more than two groups at the same time.