A large bank decided to study the call response ustomer service department. The bank's goal was to have a representative answer an incoming call in less than 30 seconds. The figure below is a histogram of the response times in a random sample of 241 calls to the bank's customer service center in a given month. 10 15 15.0 225 300 315 450 Call response fine (seconds) Call respoese time (secnd)

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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.