VARIABLES CONTROL CHART (X & R)

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Presentation transcript:

VARIABLES CONTROL CHART (X & R) PART # 468P80 CHART # 1 WESTERN ILLINOIS UNIVERSITY MACHINE SPECIFICATION LIMITS ZERO EQUALS UNIT OF MEASURE HAAS VFE 12.05 – 11.95 0.01mm MANUFACTURING ENGINEERING TECHNOLOGY OPERATION Between Centers GAGE M04 mike SAMPLE SIZE/ FREQUENCY 5/10min DATE TIME 11.95 12.00 12.03 11.98 12.01 11.99 0.08 12.02 11.96 0.07 11.97 0.04 0.06 0.03 0.05 12.04 12.05 11.92 11.94 11.93 7:30 7/02 7:40 7:50 8:00 8:10 8:20 8:30 8:40 8:50 9:00 9:10 9:20 9:30 9:40 9:50 1 2 3 4 5 SAMPLE MEASUREMENT X R NOTES 179.77 .81 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 AVERAGES X BAR CHART N=30 T= 15 R= UCL-LCL I= R/T RANGE R CHART N=15 T= 10 R = UCL I = R/T

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