MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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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 data are shown below:

Number of Pages (xx) Cost(yy)
491 84.74
740 121.6
771 127.94
478 92.92
253 45.42
492 90.88
398 81.72
303 67.42
505 92.7



A student calculates a linear model using technology (Statistics Calculator or Computer)
ˆyy^ =  xx + . (Please show your answers to two decimal places)
Use the model to estimate the cost when number of pages is 864.
Cost = $ (Use the linear model with yor rounded coefficients and then round your answer to 2 decimal places.)

 

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