OPTIONS Inaccurate Data Inaccurate charting technique Inadequate Resolution of the Gage Erroneous measurements ANSWER Inadequate Resolution of the Gage EXPLANATION Inadequate resolution of the gage will result in the same numbers repeating time and again, thus third one is the correct option.
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OPTIONS The process will always be between the Control Limits The variation in such a process will be less The process will exhibit only random variation Variability of such a process is less ANSWER The process will exhibit only random variation EXPLANATION When a process...
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OPTIONS X chart Z chart Run chart MR Chart ANSWER Run chart EXPLANATION In the condition specified in the question, a Run chart is popularly used.
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The number of defective items counted in a batch of 250 is on an average found to be 28. The Control Limits are OPTIONS 13, 45 10, 40 9, 36 11, 44 ANSWER 13,45 EXPLANATION Using np chart calculations, the Control Limits are 13,45.
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OPTIONS 0.12, 0.270.15, 0.300.20, 0.400.22, 0.44 ANSWER 0.12, 0.27 EXPLANATION Using p chart calculations the control limits 0.12, 0.27.
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OPTIONS p chartnp chartu chartc chart ANSWER np chart EXPLANATION For count of defectives, np chart is used.
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OPTIONS p chart np chart u chart c chart ANSWER p chart EXPLANATION A p chart is always plotted for proportion of defectives.
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OPTIONS Need to collect lesser samples Process shifts detected easily Additional sensitivity by averages charts not justified Process drifts detected easily Correct Option:A Need to collect lesser samples EXPLANATION Plots individual observations (I chart) and moving ranges (MR chart) over time for variables data. Use...
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OPTIONS The Average charts are not sensitive to non-normality The Average charts provide tighter controls Average charts best indicate within and between subgroup variation Average charts show mean shift ANSWER The Average charts provide tighter controls EXPLANATION Xbar charts have tighter controls than the I-MR...
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OPTIONS When you can collect only one observation per day When it is not feasible to use averages chart for process control When within-subgroup variation is to small relative to batch-batch variation All of the above ANSWER All of the above EXPLANATION All the above...
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