The amount of time customers spend waiting in line at a bank is normally distributed, with a mean of 2.0 minutes and a standard deviation of 0.75 minute. Find the probability that the time a customer spends waiting is as follows. (Round your answers to three decimal places.) (a) less than 2.5 minutes (b) less than 0.5 minute

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Q: approximately

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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.