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23-05-2016
Mathematics

contestada

A set of data has the following linear regression equation:

= 1 + 3x

What does the equation predict for a value of x = 13?

A. y = 40
B. y = 38
C. y = 4
D. y = 9

Respuesta :

23-05-2016

We put in 13 as the value for x:

y = 1 + 3(13)

y = 1 + 39

y = 40

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