Question: Practice Problem 6.1 Computing X-BAR CHARTS Hour Number of Sample Sze Samples Box 1 Box 2 Box 3 Box 4 Box 5 Box 6 Box

Practice Problem 6.1 Computing X-BAR CHARTS Hour Number of Sample Sze Samples Box 1 Box 2 Box 3 Box 4 Box 5 Box 6 Box 7 Box 8 Box 9 Hour 1 17.0 13.0 16.0 18.0 17.0 16.0 15.0 17.0 16.0 Hour 2 16.5 16.2 172 16.5 17.0 16.817.2 17.0 16.6 Hour 3 15.1 15.5 16.5 16.2 15.9 15.2 15.5 14.5 15.1 Hour 4 16.4 15.6 17.6 16.4 17.3 16.1 16.1 16.5 16.4 Hour 5 16.5 15.7 17.5 16.6 17.6 16.1 16.2 16.1 16.3 Hour 6 16.6 15.8 16.9 16.5 16.7 15.9 15.9 16.4 16.5 Hour 7 15.2 15.1 15.5 15.1 15.4 15.5 16.3 14.5 14.2 Hour 8 16.8 16.0 15.6 17.2 16.6 16.7 16.1 16.5 16.5 Hour 9 16.1 16.1 16.1 16.1 16.1 15.1 16.1 16.5 16.2 Hour 10 14.1 15.5 14.5 14.5 15.2 15.7 15.0 14.0 17.2 Hour 11 17.1 15 14.5 14.5 14.8 14.1 14.1 14.1 14.1 Hour 12 17.2 16.4 16.1 17.5 171 16.1 18.0 18.0 18.5 gum Average Population STDEV Sample SIDEV Step 1) Where the mean of each hour is computed as the sum of each hour's boxes Sample Averages Moan por Range 16.11 5.00 16.78 1.00 15.50 200 16.49 200 16.51 1.90 16.36 1.10 15.20 210 16.44 1.60 16.04 1.40 15.07 3.17 14.70 3.00 17.21 240 192.41 16.03 2.22 1.03 0.34 Step 2) 15 Deviation = 1.03 Sample Standard Deviation 1.03 Step 3) Compute the UCL Consider you handout problem 6.1. In this problem the sample range is known to be: NOTE: Please round to 2 decimals, using normal rounding rules. Your

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