Draw the mean and range charts from the following data and state your conclusion. Sample No. 1 3 4 5 6 7 8 9 10 Total Sample Mean 12.8 13.1 13.5 12.9 13.2 14.1 12.1 15.5 13.9| 14.2 |135.3 Sample Range 2.1 3.1 3.9 2.1 1.9 3.0 2.5 2.8 2.5 2.0 25.9 (Given n=5, A2=0.577, D3=0 D4=2.115) %3D

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