Mix 670015A6 Design S-Bar Chart Supplier 7/11 Materials, Inc. X-Bar Chart Observat Compressive Strength at 28 ion Per Day Sample UCL CL LCL sample UCL CL LCL Sample X-Bar Stdev 123.63 48.03 3160 3440 3256.67 158.85 1 3336.19 3242.33 3148.48 1 3170 3336.19 3242.33 3148.48 123.63 48.03 3440 3040 3360 3280.00 211.66 2 W N 2850 2890 2560 2766.67 180.09 3 3336.19 3242.33 3148.48 123.63 48.03 123.63 18.03 UA W N 3290 3220 $070 3193.33 112.40 4 3336.19 3242.33 3148 .48 123.63 48.03 3760 3850 3900 3836.67 70.95 5 3336.19 3242.33 3148.48 o o o o oo OO OO 2930 3060 3250 3080.00 160.93 6 3336.19 3242.33 3148.48 123.63 18.03 123.63 48.03 3500 3460 3340 3433.33 83.27 3336.19 3242.33 3148.48 00 157.16 3336.19 3242.33 3148 .48 123.63 48.03 3040 3240 3350 3210.00 123.63 18.03 3130 3360 3500 3330.00 186.82 3336.19 3242.33 3148.48 10 123.63 48.03 10 2940 3040 3130 3036.67 95.04 10 3336.19 3242.33 3148.48 X-Bar 3242.33 S-Bar 48.03 X-Bar Chart S-Bar Chart 250.00 4500.00 A3 1.954 4000.00 B3 200.00 3500.00 B4 2.568 3000.00 X-Bar S-Bar 150.00 -UCL UCL 123.34 -UCL UCL 3336.19 2500.00 CL CL 3242.33 CL 48.03 -CL LCL LL 3148.48 LCL 0.00 2000.00 LCL 100.00 Stdev X-Bar 1500.00 1000.00 50.00 500.00 0.00 0.00 2 8 10 12 0 10 12