2. Measurement Process Characterization 2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.1. Mass weights 2.3.4.1.21. Design for 5,3,2,1,1 weights=-1> =-1> |
OBSERVATIONS 5 3 2 1 1 Y(1) + - - + - Y(2) + - - - + Y(3) + - - Y(4) + - - - Y(5) + - - Y(6) + - - Y(7) + - - Y(8) + - RESTRAINT + + CHECK STANDARD + - DEGREES OF FREEDOM = 4 SOLUTION MATRIX DIVISOR = 14 OBSERVATIONS 5 3 2 1 1 Y(1) 0 -2 -2 2 -2 Y(2) 0 -2 -2 -2 2 Y(3) 0 -2 -2 0 0 Y(4) 14 6 6 0 0 Y(5) 7 7 0 -1 1 Y(6) 7 7 0 1 -1 Y(7) 14 8 8 0 0 Y(8) 0 0 0 2 -2 R* 35 21 14 7 7 R* = Average value of reference weights FACTORS FOR REPEATABILITY STANDARD DEVIATIONS WT K1 5 3 2 1 1 5 1.5811 + 3 1.0351 + 2 0.7559 + 1 0.2673 + 1 0.2673 + 5 1.6690 + + 10 3.2071 + + + 0 0.5345 + - FACTORS FOR BETWEEN-DAY STANDARD DEVIATIONS WT K2 5 3 2 1 1 5 3.6742 + 3 2.3452 + 2 1.7321 + 1 0.7071 + 1 0.7071 + 5 3.8079 + + 10 7.2801 + + + 0 1.4142 + -
Explanation of notation and interpretation of tables