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Advances in Civil Engineering
/
2014
/
Article
/
Tab 9
/
Research Article
Sawdust Ash as Powder Material for Self-Compacting Concrete Containing Naphthalene Sulfonate
Table 9
Regression analysis on table spread.
Predictor
Coefficient
SD
T
P
Constant
29.0750
0.4967
58.53
0.000
Mix
ā1.7750
0.1084
ā16.37
0.000
Repl.
0.0700
0.1371
0.51
0.616
S
= 0.6856;
R
-Sq = 94.0%;
R
-Sq (adj) = 93.3%.