Mathematics, 13.11.2019 21:31 laderickaluckey
Aspecific type of concrete has a normally distributed compressive strength with a mean of 1 psi and standard deviation of 1500 psi. the concrete is used to cast ten beams. the minimum compressive strength expected of each beam is 8750 psi. • determine the probability that two of the ten cylinders will fail the minimum compressive strength requirement? • determine the probability that atleast three cylinders will fail the minimum compressive strength requirement?
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Aspecific type of concrete has a normally distributed compressive strength with a mean of 1 psi and...
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