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Mathematics 16 Online
OpenStudy (xaze):

Please help! Will Fan + Medal!

OpenStudy (anonymous):

with what?

OpenStudy (xaze):

A linear model for a set of data was y = -20.6 + 9.72 x and produced the following residual plot. [Xscl = 1, Yscl = 5]

OpenStudy (xaze):

a) Predict the value of y when x = 7.5. b) Determine the residual if x = 5.

OpenStudy (xaze):

My guess for a is y=12.5

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