Chicken Palace periodically offers carryout five-piece chicken dinners at special prices. Let Y be the number of dinners sold and X be the price. On the basis of the historical observations and calculations in the following table, determine the regression equation, correlation coefficient, and coefficient of determination. How many dinners can Chicken Palace expect to sell at $3.00 each?

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Observation 1 2 3 4 5 6 Total Average Price (X) $2.70 $3.50 $2.00 $4.20 $3.10 $4.05 $19.55 $3.258 Dinners Sold (Y) 760 510 980 250 320 480 3,300 550