One line of radial tires produced by a large company has a wear-out life that can be modeled using anormal distribution with a mean of 25,000 miles and a standard deviation of 2,000 miles. Determineeach of the following:a. The percentage of tires that can be expected to wear out within ± 2,000 miles of the average (i.e.,between 23,000 miles and 27,000 miles).

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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.