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Table 3 Parameter estimates for B. anthracis ∆Sterne and B. thuringiensis Al Hakam on antiskid

From: Response surface modeling for hot, humid air decontamination of materials contaminated with Bacillus anthracis ∆Sterne and Bacillus thuringiensis Al Hakam spores

Model term

Parameter estimate

Standard error

t-value

P-value

B. anthracis ∆Sterne

    

Intercept

16.4509

1.2098

13.598

3.1872 × 10−8

Block (b)

−0.9795

1.4042

−0.698

0.5000

x 1

4.4938

0.8555

5.253

0.0003

x 2

3.9625

0.8555

4.632

0.0007

x 3

3.8248

0.8555

4.471

0.0009

x 2 1

−1.7352

1.6443

−1.055

0.3139

x 2 2

−1.0571

1.6443

−0.643

0.5335

x 2 3

−2.8849

1.6443

−1.755

0.1071

B. thuringiensis Al Hakam

   

Intercept

8.9575

0.6919

12.946

8.3652 × 10−9

Block (b)

3.2641

1.1984

2.724

0.0174

x 1

5.2788

0.7579

6.965

9.8472 × 10−6

x 2

4.4240

0.7579

5.837

5.8096 × 10−5

x 3

3.7842

0.7579

4.993

0.0002

  1. Df = 1 for estimates.