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3. The contractor would like to have a way to estimate how long the customer will have to wait before the repair person can begin
3. The contractor would like to have a way to estimate how long the customer will have to wait before the repair person can begin work. Data on the number of minutes of waiting time (Wait Time) and the backlog of previous calls waiting for service (Backlog) were obtained. (a) Find the linear regression equation resulting from regression of WaitTime on Backlog. Interpret the slope and the intercept
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