Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 742 - TIERED APPROACH TO CORRECTIVE ACTION OBJECTIVES
Subpart L - BUILDING CONTROL TECHNOLOGIES
Appendix C - Tier 2 Illustrations and Tables
Table G - Error Function (erf)

Universal Citation: 35 IL Admin Code ยง G
Current through Register Vol. 48, No. 38, September 20, 2024

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b

erf (b)

b

erf (b)

0

0

1.1

0.880205

0.05

0.056372

1.2

0.910314

0.1

0.112463

1.3

0.934008

0.15

0.167996

1.4

0.952285

0.2

0.222703

1.5

0.966105

0.25

0.276326

1.6

0.976348

0.3

0.328627

1.7

0.983790

0.35

0.379382

1.8

0.989091

0.4

0.428392

1.9

0.992790

0.45

0.475482

2.0

0.995322

0.5

0.520500

2.1

0.997021

0.55

0.563323

2.2

0.998137

0.6

0.603856

2.3

0.998857

0.65

0.642029

2.4

0.999311

0.7

0.677801

2.5

0.999593

0.75

0.711156

2.6

0.999764

0.8

0.742101

2.7

0.999866

0.85

0.770668

2.8

0.999925

0.9

0.796908

2.9

0.999959

0.95

0.820891

3.0

0.999978

1.0

0.842701

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