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Use the linear regression model ^ Y=-13.5x+857.78 to predict the y-value for x=31

Sagot :

We will predict the value for x = 31 as follows:

[tex]y=-13.5(31)+857.78\Rightarrow y=439.28[/tex]

So, the predicted y-value for x = 31 is y = 439.28.

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