Parts

5 Parts

10 Parts

20 Parts

30 Parts

100 Parts

1000 Parts

Mean

Std Dev

Mean

Std Dev

Mean

Std Dev

Mean

Std Dev

Mean

Std Dev

Mean

Std Dev

Opt-Obj

$435.76

$155.67

$891.77

$229.16

$2,762.36

$402.29

$2,761.49

$403.02

$9,252.44

$691.78

$89,266.11

$2,212.53

Heur-Obj

$425.65

$153.34

$878.40

$226.89

$2,745.96

$399.87

$2,745.10

$400.59

$9,233.70

$690.40

$89,194.60

$2,219.74

Pct Difference

2.30%

3.30%

1.50%

1.70%

0.90%

0.90%

0.60%

0.50%

0.19%

0.16%

0.10%

0.20%

Opt Svlv

75%

15%

77%

11%

78%

6%

78%

6%

78%

4%

78%

1%

Slv-heur

74%

16%

76%

12%

77%

7%

77%

7%

78%

4%

78%

1%

Pct Difference

1.6%

2.1%

1.1%

1.2%

0.5%

0.4%

0.5%

0.4%

0.2%

0.1%

0.0%

0.1%

Space-Opt

96.38

5.12

99.19

1.31

99.91

0.08

99.91

0.08

100.00

0.0001

100.00

0.01

Space-Heur

90.21

7.01

94.83

3.62

98.31

1.17

98.31

1.17

99.58

0.40

99.48

0.36

n = 1000 for all part levels but 1000 parts, where n = 250