2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.3. Designs for electrical quantities
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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 + + + DEGREES OF FREEDOM = 3 SOLUTION MATRIX DIVISOR = 6 OBSERVATIONS 1 1 1 1 Y(1) 1 -2 1 1 Y(2) 1 1 -2 1 Y(3) 0 0 0 -3 Y(4) 0 0 0 3 Y(5) -1 -1 2 -1 Y(6) -1 2 -1 -1 R 2 2 2 2 R = AVERAGE VALUE OF 3 REFERENCE RESISTORS FACTORS FOR COMPUTING STANDARD DEVIATIONS OHM FACTORS RESISTORS 1 1 1 1 1 0.3333 + 1 0.5270 + 1 0.5270 + 1 0.7817 + | |||
Explanation of notation and interpretation of tables |