Ethio Construction Engineering
For M25 concrete, standard deviation = 4 MPa.Target mean strength = ?
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Anonymous Quiz
A) 29.0 MPa
B) 30.5 MPa
C) 31.6 MPa
D) 33.0 MPa
E) 35.0 MPa
2 comments
Eyosi
Apr 5
C.31.6Mpa
smith up
Apr 5
how to get the answer?show me
