TREND, PA RETO, AND RADA R CHARTS
Big Top Toys makes a variety of badminton and volleyball sets for peopleâ€™s home use. The company sells 100,000 badminton sets and 75,000 volleyball sets per year. The company just hired a new quality control manager, George Burns, who has decided to make a study of current performance and provide this information to top management. The data he has collected is in the following table.
George decides to hold his first quality control team meeting. He arrives with the table above and starts the discussion.
a. Using the data in the chart, develop a Pareto, trend, and RADAR chart for the data.
b. What do the charts suggest? Is the message more or less clear than that contained in the numbers alone?
c. Now, using percent change in each error area, redo your Pareto, trend, and RADAR chart analysis. Use 20×4 as your base year.
d. Which chart is most informative now? Why?
e. What would be your recommendation to Big Top Toys? Why?