Evaluate the true magnitude of the problem

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Reference no: EM13108829

Q. A tire manufacturer has been concerned about the number of defective tires found recently. In order to evaluate the true magnitude of the problem, a production manager selected ten random samples of twenty units each for inspection. The number of defective tires found in each sample are as follows:

Develop a p-chart with a z = 3.

Note. If the lower control limit is negative, round the LCL to zero.

CL = 0.090 , round your answer to 3 decimal places the tolerance is +/-0.001
UCL = , round your answer to 3 decimal places the tolerance is +/-0.002
LCL = , round your answer to 3 decimal places the tolerance is +/-0.002

Reference no: EM13108829

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