Mathematics, 15.04.2020 02:53 shaheedbrown06
The fracture strength of tempered glass averages 14 (measured in thousands ofpounds per square inch) and has standard deviation 2.
a. What is the probability that theaverage fracture strength of 100 randomly selected pieces of this glass exceeds 14.5?
b. Find an interval that includes, with probability 0.95, the average fracture strength of 100 randomly selected pieces of this glass.
Answers: 3
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