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Questions on Quality control& one-way ANOVA

Describe a situation from your professional experience which could have benefited from statistical quality controls.

How do you select the appropriate quality-control measures for continuous improvement?

Davis Outboard Motors, Inc. recently developed an epoxy painting process for corrosion
protection on exhaust components. Bill Davis, the owner, wishes to determine whether the
lengths of life for the paint are equal for three different conditions: salt water, fresh water
without weeds, and fresh water with a heavy concentration of weeds. Accelerated-life tests
were conducted in the laboratory, and the number of hours the paint lasted before peeling
was recorded.

Salt Fresh Fresh Water
Water Water with Weeds
167.3 160.6 182.7
189.6 177.6 165.4
177.2 185.3 172.9
169.4 168.6 169.2
180.3 176.6 174.7

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Describe a situation from your professional experience which could have benefited from statistical quality controls.

Solution: While I was working with a electrical equipment manufacturing firm, we used to measure the dimensions of all the electrical meters. While assembly process, we found that the frame of the electrical meter was not fitting properly and then we did a quality assurance of the vendor who was manufacturing frames for us. We found that the bending machine of the frame with which frames were being produced was producing lot of errors because the person working on the machine was not trained properly. This was found after looking at the ...

Solution Summary

This posting contains answers to following qustions on Quaility control in real life and one question on One way ANOVA.

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