Statistics students in Oxnard College sampled 9 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Number of Pages (xx) Cost(yy) 726 35.3 737 45.85 355 24.75 255 14.75 754 34.7 797 49.85 898 59.9 424 18.2 391 31.55 A student calculates a linear model yy = Incorrect xx + . (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 777. Cost = $ (Please show your answer to 2 decimal places.)

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