Question: 1. A quality analyst wants to construct control charts for controlling a packaging process. Each day last week, she randomly selected four packages and weighed

1. A quality analyst wants to construct control charts for controlling a packaging process. Each day last week, she randomly selected four packages and weighed each in ounces. Monday Tuesday Wednesday Thursday Friday 22 18 23 18 19 31 19 22 20 21 19 20 23 22 23 20 19 24 20 21 What is the value of X double bar? What is the value of Rbar? What is the UCL and LCL of X bar? What is the UCL and LCL of R. Is the process in control? Explain why or why not

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