Question: 1. Plot the average number of empty tables by time on a run chart, computing the average value (center line), but ignoring the control limits.

1. Plot the average number of empty tables by time on a run chart, computing the average value (center line), but ignoring the control limits. What does this data show? 2. Make pareto graphs of the cause of complaints and complaints by day. 3. Graph the total number of complaints by time and include on the same chart different lines for each category of complaint. 4. Considering all of the summarized data, what do you recommend that Fred do to overcome these problems? Excel

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