Statistics students in Oxnard College sampled 10 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) 757 134.55 538 106.7 782 142.3 461 83.15 597 116.55 372 74.8 328 75.2 480 92 978 154.7 261 58.15 A student calculates a linear model y =           x +          . (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 849. Cost =$                 (Please show your answer to 2 decimal places.)

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