2. Suppose taht the time, in hours, taken to repair a heat pump is a random variable X ahving a gamma distribution with parameters a = 2 and B = 1/2. What is the probability that the next service call will require a. At most 1 hour to repair the heat pump? b. At least 2 hours to repair the heat pump?

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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.