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2.
Measurement Process Characterization
2.3. Calibration 2.3.4. Catalog of calibration designs 2.3.4.2. Drift-elimination designs for gage blocks
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CAMERON-HAILES DESIGN FOR 7 GAGE BLOCKS + DRIFT
OBSERVATIONS 1 1 1 1 1 1 1
X(1) + -
X(2) + -
X(3) + -
X(4) + -
X(5) + -
X(6) + -
X(7) - +
X(8) + -
X(9) + -
X(10) + -
X(11) + -
X(12) - +
X(13) - +
X(14) + -
X(15) - +
X(16) - +
X(17) - +
X(18) + -
X(19) + -
X(20) + -
X(21) + -
RESTRAINT + +
CHECK STANDARD + -
DEGREES OF FREEDOM = 14
SOLUTION MATRIX
DIVISOR = 14
OBSERVATIONS 1 1 1 1 1 1 1 Drift
Y(1) 2 -2 0 0 0 0 0 -10
Y(2) -1 1 -3 -1 -1 -1 -1 -9
Y(3) 0 0 2 -2 0 0 0 -8
Y(4) 0 0 0 2 -2 0 0 -7
Y(5) 0 0 0 0 2 -2 0 -6
Y(6) 0 0 0 0 0 2 -2 -5
Y(7) -1 1 1 1 1 1 3 -4
Y(8) -1 1 -1 -3 -1 -1 -1 -3
Y(9) 0 0 2 0 -2 0 0 -2
Y(10) 0 0 0 2 0 -2 0 -1
Y(11) 0 0 0 0 2 0 -2 0
Y(12) -1 1 1 1 1 3 1 1
Y(13) 1 -1 1 1 1 1 3 2
Y(14) 1 -1 -3 -1 -1 -1 -1 3
Y(15) 0 0 -2 0 0 0 2 4
Y(16) 1 -1 1 1 1 3 1 5
Y(17) -1 1 1 1 3 1 1 6
Y(18) 0 0 0 2 0 0 -2 7
Y(19) 0 0 2 0 0 -2 0 8
Y(20) -1 1 -1 -1 -3 -1 -1 9
Y(21) 1 -1 -1 -3 -1 -1 -1 10
R* 7 7 7 7 7 7 7 0
R* = Sum of the two reference standards
FACTORS FOR REPEATABILITY STANDARD DEVIATIONS
NOM FACTOR
1 1 1 1 1 1 1
1 0.2673 +
1 0.2673 +
1 0.4629 +
1 0.4629 +
1 0.4629 +
1 0.4629 +
1 0.4629 +
0 0.5345 + -
Explanation of notation and
interpretation of tables
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