Table 5: ANOVA check for significance for compressive strength.
Response |
Factors |
Sum of Squares |
df |
Mean Squares |
F value |
P-value |
Significance |
|
Model |
1475.15 |
3 |
491.72 |
244.24 |
<0.0001 |
Yes |
Compressive |
RN |
637.69 |
1 |
637.69 |
316.75 |
<0.0001 |
Yes |
strength |
RN*RN |
12.93 |
1 |
12.93 |
6.42 |
0.0221 |
No |
Based on RN |
RN*RN*RN |
14.18 |
1 |
14.18 |
7.04 |
0.0173 |
No |
|
Residual |
32.21 |
16 |
2.01 |
- |
- - |
|
|
Lack of fit |
7.99 |
4 |
2 |
0.99 |
0.4502 |
No |
|
Pure error |
24.23 |
12 |
2.02 |
- |
- - |
|
|
CorTotal |
1507.363 |
19 |
- |
- |
- - |
|
|
Model |
1475.77 |
3 |
491.92 |
249.17 |
0.0001 |
Yes |
Compressive |
UPV |
212.63 |
1 |
212.633 |
107.7 |
0.0001 |
No |
strength |
UPV*UPV |
11.17 |
1 |
11.17 |
5.66 |
0.0301 |
No |
based on UPV |
UPV*UPV*UPV |
22.86 |
1 |
22.86 |
11.58 |
0.0036 |
No |
|
Residual |
31.59 |
16 |
1.97 |
- |
- |
No |
|
Cor Total |
1507.36 |
19 |
- |
- |
- |
Yes |