3. Customers arrive at Mark's Market about once every 5 minutes. Find the probability (a) exactly 10 customers arrive in the first hour; (b) no more than two customers arrive in the next 15 minutes; (c) at least 2 customers arrive between 11:40 am and noon.

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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.