Mathematics, 27.02.2020 18:58 c1100321311
The compressive strength of samples of cement can be modeled by a normal distribution with a mean of 6000 kg/cm2 and a variance of 8100 (kg/cm2 ) 2 . What is the probability that the compressive strength is between 5900 and 6000 kg/cm2?
Answers: 2
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