2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.1. Mass weights
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Design 1,1,1,1 OBSERVATIONS 1 1 1 1 Y(1) + - Y(2) + - Y(3) + - Y(4) + - Y(5) + - Y(6) + - RESTRAINT + + CHECK STANDARD + - DEGREES OF FREEDOM = 3 SOLUTION MATRIX DIVISOR = 8 OBSERVATIONS 1 1 1 1 Y(1) 2 -2 0 0 Y(2) 1 -1 -3 -1 Y(3) 1 -1 -1 -3 Y(4) -1 1 -3 -1 Y(5) -1 1 -1 -3 Y(6) 0 0 2 -2 R* 4 4 4 4 R* = sum of two reference standards FACTORS FOR REPEATABILITY STANDARD DEVIATIONS WT FACTOR K1 1 1 1 1 1 0.3536 + 1 0.3536 + 1 0.6124 + 1 0.6124 + 0 0.7071 + - FACTORS FOR BETWEEN-DAY STANDARD DEVIATIONS WT FACTOR K2 1 1 1 1 1 0.7071 + 1 0.7071 + 1 1.2247 + 1 1.2247 + 0 1.4141 + - |