Consider the control chart shown here. Does the pattern appear random?
Answer to relevant QuestionsConsider the control chart shown here. Does the pattern appear random? Discuss the relationship between a control chart and statistical hypothesis testing. Parts manufactured by an injection modeling process are subjected to a compressive strength test. Twenty samples of five parts each are collected, and the compressive strengths (in psi) are shown in Table 5E.6. In exercise a. Estimate the potential capability. b. Estimate the actual capability. c. How much could the fallout in the process be reduced if the process were corrected to operate at the nominal specification?
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