Question: please answer quick. I will upvote A quality analyst wants to construct a sample mean chart for controling a packnging process. Ho lenows from past

please answer quick. I will upvote

A quality analyst wants to construct a sample mean chart for controling a packnging process. Ho lenows from past experience that the process standerd deviation is 1.75 ounces. Each day last week, he randomly selected four packages and weighed each, The data from that activity appear below. (a) Calculate all sample means by day and the mean of all sample means. (b) Calculate upper and lower 3-sigma x-bar chart control limits that allow for natural variations. (c) Based on the x-bar chart, is this process in control For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). B I 5

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