Question: Need some assistance with this question, please show work if applicable. Thank you! A department chair wants to monitor the percentage of failing students in

Need some assistance with this question, please show work if applicable. Thank you!

Need some assistance with this question, please

A department chair wants to monitor the percentage of failing students in classes in her department. Each class had an enrollment of 50 students last spring. The number of failing students in the 10 classes offered that term were 1, 4, 2, 0, 0, 0, 0, 0, 0, and 3, respectively. Compute the 3-sigma control limits for an appropriate control chart. What is the upper control limit? (keep four decimal places if necessary). Answer: Check

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