Mathematics, 27.11.2019 22:31 china236

The fracture strength of tempered glass averages 14 (measured in thousands of pounds per square inch) and has standard deviation 2.
a what is the probability that the average fracture strength of 100 randomly selected pieces of this glass exceeds 14.5?

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The fracture strength of tempered glass averages 14 (measured in thousands of pounds per square inch...