Source

df

SS

MS

F value

p value

Incisal edge

Forming condition (A)

1

731.703

731.703

1859.473

<0.001**

Sheet thickness (B)

2

1021.736

510.868

1298.266

<0.001**

A*B

2

29.360

14.680

37.306

<0.001**

Error

30

11.805

0.394

Labial surface

Forming condition (A)

1

5150.454

5150.454

6815.776

<0.001**

Sheet thickness (B)

2

233.704

116.852

154.634

<0.001**

A*B

2

330.451

165.225

218.648

<0.001**

Error

30

22.670

0.756

Buccal surface

Forming condition (A)

1

1690.580

1690.580

2881.398

<0.001**

Sheet thickness (B)

2

384.354

192.177

327.543

<0.001**

A*B

2

15.707

7.854

13.386

<0.001**

Error

30

17.602

0.587