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Mathematics 15 Online
OpenStudy (anonymous):

A data set consists of the following data points: (3,5), (5,8), (6,13) The line of best fit has the equation = -3 + 2.5x. What does this equation predict for a value of x = 3?

OpenStudy (calculusxy):

I believe that this is used for slope?

OpenStudy (anonymous):

-3 +2.5 * 3?

OpenStudy (calculusxy):

Yes

OpenStudy (anonymous):

4.5?

OpenStudy (calculusxy):

If the x was before the 2.5 then it would have been three to the power of 2.5.

OpenStudy (calculusxy):

Yes your right.

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