Question: The regression line for the given data is yhat= 2.097x-0.552. Determine the residual of a data point for which x=-1 and y=-2. please show work,

The regression line for the given data is yhat= 2.097x-0.552. Determine the residual of a data point for which x=-1 and y=-2. please show work, the answers is 0.649. I just need to know how its done.

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