The production manager of a crockery (cups, saucers, plates and bowls) manufacturer recorded the inspection time...

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The production manager of a crockery (cups, saucers, plates and bowls) manufacturer recorded the inspection time (in minutes) by the quality controller on each of 30 consignments consisting of 500 items each, and noted the number of defective items found in each consignment. (a) Produce a scatter plot for the inspection time (x) and the number of defects found (y). (Use Excel's Scatter plot (with only markers) option in the Insert > Chart tab.) (b) By inspection of the scatter plot, does there appear to be a relationship between the amount of time spent on inspection of a consignment and the number of defective items founds in the batch? Briefly explain your answer. The production manager of a crockery (cups, saucers, plates and bowls) manufacturer recorded the inspection time (in minutes) by the quality controller on each of 30 consignments consisting of 500 items each, and noted the number of defective items found in each consignment. (a) Produce a scatter plot for the inspection time (x) and the number of defects found (y). (Use Excel's Scatter plot (with only markers) option in the Insert > Chart tab.) (b) By inspection of the scatter plot, does there appear to be a relationship between the amount of time spent on inspection of a consignment and the number of defective items founds in the batch? Briefly explain your answer.

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Solution 9 as Given that the inspection t... View the full answer