The x-bar and R chart was used to monitor process. Twenty samples were collected each of sample size = 9. The estimated
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The x-bar and R chart was used to monitor process. Twenty samples were collected each of sample size = 9. The estimated
The x-bar and R chart was used to monitor process. Twenty samples were collected each of sample size = 9. The estimated process mean and standard deviation are 112 and 2, respectively. Specification on the critical characteristic is USL= 118, target=111, LSL= 106. Then, the value of the appropriate capability index will be 1 0.894427 O 0.745356 0.83333 O None o
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