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Data Session 7: Notes
 
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Notes for Session 7, Part D


Note 3

Fathom Software, used by the participants in the video segments, is helpful in creating graphical representations of data. If you try the problems in Part D using Fathom, you will be able to test various slopes and intercepts. For more information on Fathom, go to the Key Curriculum Press Web site at www.keypress.com/fathom/.

<< back to Part D: Fitting Lines to Data

 

Note 4

More advanced presentations of this topic use such ideas as the standard deviation around the regression line and the coefficient R-Squared. The data in this session has been structured so that using the sum of squares for comparison gives a reasonable result.

<< back to Part D: Fitting Lines to Data

 

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