General Publications, Issue 3 |
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Page 17
... Histogram Method In this approach , the method is to plot frequency histograms of each set of data and analyze the problem by inspection of the histograms . Figure 7 shows the histograms ; the analysis proceeds as follows to eval- uate ...
... Histogram Method In this approach , the method is to plot frequency histograms of each set of data and analyze the problem by inspection of the histograms . Figure 7 shows the histograms ; the analysis proceeds as follows to eval- uate ...
Page 19
... Histogram Method with Computations - Aside from its failure to evaluate Capability and Stability , the first approach is also weak in that it uses an inefficient statistic the range of a large sample to measure the Spread . This can be ...
... Histogram Method with Computations - Aside from its failure to evaluate Capability and Stability , the first approach is also weak in that it uses an inefficient statistic the range of a large sample to measure the Spread . This can be ...
Page 21
... histogram methods were unable to evaluate Capability , whereas the X Chart and X , R Chart methods were unable to evaluate Spread accurately , particularly in the case of the incapable process . Clearly , a combination of the histogram ...
... histogram methods were unable to evaluate Capability , whereas the X Chart and X , R Chart methods were unable to evaluate Spread accurately , particularly in the case of the incapable process . Clearly , a combination of the histogram ...
Contents
Simple Process Capability Analysis | 5 |
Outline of the Span Plan Method | 12 |
Approach 4 The X R Chart Method | 20 |
Copyright | |
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Common terms and phrases
action actual analysis Answer Apply Test approach average called capability causes cavities Centering Chapter characteristic chart CHECK column computations CONCLUSIONS consider contribution correct curves decision determine deviation distribution effect elimination equal error of measurement estimate example expected fact Figure given histogram indicated inherent Isolated Factor less limits lot-to-lot lots lower Machine N-5 means meet tolerances meeting the tolerances method Mold multi-vari chart necessary needed normal Note observed obtained operation pictogram piece position PRECEDING STAGE present presses probability Procedure proceed random range ratio readings reduce Refer result sample selected shown shows significant Span Plan specifications Spread Stability Stage II standard statistical step stream taken technique Test TEST NO.5 time-to-time tion tool Total Span unresolved UPPER UTL-LTL values variability variation