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2. Measurement Process Characterization 2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.1. Mass weights 2.3.4.1.22. Design for 5,3,2,1,1,1 weights=-1> =-1> |
OBSERVATIONS 5 3 2 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) + - -
RESTRAINT + +
CHECK STANDARD + -
DEGREES OF FREEDOM = 6
SOLUTION MATRIX
DIVISOR = 368
OBSERVATIONS 5 3 2 1 1 1
Y(1) 147 37 30 69 -23 23
Y(2) 32 -32 -16 0 46 -46
Y(3) -83 -101 -62 -69 -23 23
Y(4) 32 -32 -16 0 0 0
Y(5) 240 128 64 0 0 0
Y(6) 196 172 40 92 0 0
Y(7) -34 34 -52 -46 46 -46
Y(8) -34 34 -52 -46 -46 46
Y(9) 127 57 86 -23 -23 23
Y(10) 127 57 86 -23 23 -23
Y(11) 242 126 132 46 0 0
R* 920 552 368 184 184 184
R* = Average of reference weights
FACTORS FOR REPEATABILITY STANDARD DEVIATIONS
WT K1
5 3 2 1 1 1
5 1.2737 +
3 0.7888 +
2 0.5989 +
1 0.4330 +
1 0.2500 +
1 0.2500 +
1 2.5216 + + +
0 0.5000 + -
FACTORS FOR BETWEEN-DAY STANDARD DEVIATIONS
WT K2
5 3 2 1 1 1
5 3.6742 +
3 2.3452 +
2 1.7321 +
1 1.2247 +
1 0.7071 +
1 0.7071 +
1 7.2801 + + +
0 1.4142 + -
Explanation of notation and interpretation of tables