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Mathematics, 15.04.2020 17:25 stayces6
A random sample of n = 9 structural elements is tested for comprehensive strength. We know the true mean comprehensive strength μ = 5500 psi and the standard deviation is σ = 100 psi. Find the probability that the sample mean comprehensive strength exceeds 4985 psi. (Express your result to four significant digits.)
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A random sample of n = 9 structural elements is tested for comprehensive strength. We know the true...
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