Question: A production process for the JMF Semicon is monitored. Ten (10) samples of n = 15 observations have been collected with the following results: a.

A production process for the JMF Semicon is monitored.

Ten (10) samples of n = 15 observations have been collected with the following results:

A production process for the JMF Semicon is

a. Develop the appropriate control chart and complete the means and the range charts.

b. Is the process under control? Explain.

Range 29 45 Sample Mean 1. 251 2 258 3 233 233 4 275 5 234 6 289 36 25 35 256 8 265 19 19 246 14 323 46

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