Question: From Production and Operations Management class. Please solve it ASAP with proper explanation. Give Six samples of ni= 20 observations were obtained. The sample means
From Production and Operations Management class. Please solve it ASAP with proper explanation.

Give Six samples of ni= 20 observations were obtained. The sample means and ranges are shown below: Sample Range 1 2 3 4 Mean 3.06 3.15 3.11 3.13 3.06 3.09 50 41 .46 16 .-15 5 6 Round all intermediate values for Mean and Range charts to a man a. Using the factors Table 10.3. determine upper and lower limits for Men and Range charts the decimals Round Mean and Range chart control limits to three decimals
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