Question
The data for this problem is the thickness of paint can ears. Periodically, a sample of five ears is selected from a bin and the
The data for this problem is the thickness of paint can "ears". Periodically, a sample of five ears is selected from a bin and the thickness recorded. It was discovered that the bin containing paint can ears was produced by two different machines. In light of this information and the plots, suggest a more appropriate way to analyze this data.
Choose what you believe is the best answer from the following answers:
Group of answer choices
i) Separate the data by the machine that produced the paint can ear and plot a separate histogram for each machine.
ii) Conduct a second level Pareto analysis of this data based on the defects for each of the two machines.
iii) Since there was a special cause in the X-Bar chart, eliminate that data and replot the histogram.
iv) Both i) and iii) are correct.
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