2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.1. Mass weights
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OBSERVATIONS 1 1 1 1 1 1 1 1 Y(1) + - Y(2) + - Y(3) + - Y(4) + - Y(5) + - Y(6) + - Y(7) + - Y(8) + - Y(9) + - Y(10) + - Y(11) + - Y(12) + - RESTRAINT + + CHECK STANDARD + DEGREES OF FREEDOM = 5 SOLUTION MATRIX DIVISOR = 12 OBSERVATIONS 1 1 1 1 1 1 1 1 Y(1) 1 -1 -6 0 0 0 0 0 Y(2) 1 -1 0 -6 0 0 0 0 Y(3) 1 -1 0 0 -6 0 0 0 Y(4) 1 -1 0 0 0 -6 0 0 Y(5) 1 -1 0 0 0 0 -6 0 Y(6) 1 -1 0 0 0 0 0 -6 Y(7) -1 1 -6 0 0 0 0 0 Y(8) -1 1 0 -6 0 0 0 0 Y(9) -1 1 0 0 -6 0 0 0 Y(10) -1 1 0 0 0 -6 0 0 Y(11) -1 1 0 0 0 0 -6 0 Y(12) -1 1 0 0 0 0 0 -6 R* 6 6 6 6 6 6 6 6 R* = sum of the two reference standards FACTORS FOR REPEATABILITY STANDARD DEVIATIONS WT K1 1 1 1 1 1 1 1 1 1 0.2887 + 1 0.2887 + 1 0.7071 + 1 0.7071 + 1 0.7071 + 1 0.7071 + 1 0.7071 + 1 0.7071 + 2 1.0000 + + 3 1.2247 + + + 4 1.4142 + + + + 5 1.5811 + + + + + 6 1.7321 + + + + + + 1 0.7071 + FACTORS FOR BETWEEN-DAY STANDARD DEVIATIONS WT K2 1 1 1 1 1 1 1 1 1 0.7071 + 1 0.7071 + 1 1.2247 + 1 1.2247 + 1 1.2247 + 1 1.2247 + 1 1.2247 + 1 1.2247 + 2 2.0000 + + 3 2.7386 + + + 4 3.4641 + + + + 5 4.1833 + + + + + 6 4.8990 + + + + + + 1 1.2247 + |