Statistics students in Oxnard
Statistics students in Oxnard College sampled 9 textbooks in theCondor bookstore and recorded the number of pages in each textbookand its cost. The bivariate data are shown below:
Number of Pages (xx) | Cost(yy) |
---|---|
470 | 65.4 |
980 | 135.6 |
300 | 53 |
888 | 117.56 |
982 | 128.84 |
762 | 110.44 |
267 | 41.04 |
571 | 88.52 |
640 | 91.8 |
A student calculates a linear modelyy = xx + . (Please show your answers to two decimalplaces)Use the model to estimate the cost when number of pages is379.Cost = $ (Please show your answer to 2 decimal places.)
Answer:
The linear model is:
When x = 379
The linear regression model in excel is:
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