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Statistical Process Control
Engineering and Construction
Pages 10 (2510 words)
[Name of University/Institute] [Name of Discipline] ‘Statistical Process Control.’ [Name of Instructor] [Name of Student] [Date of Submission] Introduction: Our world is a world of variations and inconsistencies. These variations or fluctuations can easily be observed almost everywhere in terms of actions, processes or happenings.
There are many factors that affect the scenario like mental focus, body strength, direction of air, kick intensity, shoe structure and level of tiredness etc. Despite these factors the players are selected in teams for their marksmanship. The question that arises here is that if a player cannot exhibit exactly same performance again and again then what the criterion of a player selection is? The answer to this question is very simple. Players are selected on the basis of level of control and their consistency to exhibit that ranged control over and over again. For example if a bull’s eye miss rate of a shooter remains in certain acceptable limits then he would be considered in control of his expertise. Evans J. R. (1991) in his book, indicates that a production process generally comprise of the entities namely People, Materials, Machines, Measurements and Methods. It is observed that these factors are the main causes of variations in a production process. The causes of variations are observed to be of two types. Common causes: That can be reduced by introducing changes in the process but cannot be eliminated completely. For example using a better version of sail may improve the output of yachting endeavor. Special causes: however are easy to be figured out and eliminated. ...
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