The fracture strength of tempered glass averages 14 (measured in thousands of pounds per square inch) and has a standard deviation of 2. a) What is the probability that a randomly selected piece of glass has a fracture strength greater than 14.5? b) What is the probability that 100 randomly selected pieces of glass has a mean fracture strength greater than 14.5?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.