Question: Construct a 3-sigma control chart (z = 3) with this informa of defective tires found recently. In order to evaluate the 8. A tire manufacturer

Construct a 3-sigma control chart (z = 3) with

Construct a 3-sigma control chart (z = 3) with this informa of defective tires found recently. In order to evaluate the 8. A tire manufacturer has been concerned about the sun magnitude of the problem, a production manager selected to random samples of twenty units each for inspection. The w ber of defective tires found in each sample are as follows: (b) Suppose that the next four samples selected had 6,3.2 (a) Develop a p-chart with a z= 3. and 4 defects. What conclusion can you make? Sample 1 2 3 4 5 6 7 8 9 10 Number Defective 1 3 2 1 4 1 2 0 3 1

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