Linear Regression

Question

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 data are shown below:

Number of Pages (xx)Cost(yy)
928	77.24
882	70.56
662	47.96
402	27.16
336	31.88
434	35.72
502	33.16
421	36.68
273	15.84
669	66.52

A student calculates a linear model using technology (Statistics Calculator or Computer)

ˆyy^ = Incorrect xx + Incorrect. (Please show your answers to two decimal places)

Use the model to estimate the cost when number of pages is 830.

Cost = $Incorrect (Use the linear model with yor rounded coefficients and then round your answer to 2 decimal places.)

Answer 1