Table 7 Statistical comparison of predicted flexural strength values with code equation.

From: Microstructural evolution and mechanical property enhancement of red mud incorporated high strength concrete

Equation

R2

SE

SD

Mean

COV

ffsp/ffs

ACI 318−99

1

0.252

0.789

4.928

0.162

0.888

ACI363R92

1

0.383

1.211

7.474

0.162

1.347

IS code 456

1

0.285

0.901

5.563

0.162

1.003

AS3600

1

0.244

0.771

4.768

0.162

0.859

CEB-FIP

1

0.33

1.044

6.438

0.162

1.161

Present study

1

0.333

1.052

5.43

0.194

0.973

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