An office manager has received a report from a consultant that includes a section on equipmentreplacement. The report indicates that scanners have a service life that is normally distributed witha mean of 41 months and a standard deviation of 4 months. On the basis of this information, determine the percentage of scanners that can be expected to fail in the following time periods:b. Between 40 and 45 months of service

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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.