Question 1202914
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In a multiple regression model y' =  -  10 + 2x1 + 19x2 + 14x3 + 2x4, if 
the x1 value changes by 2, then the predicted value for y will change by
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As I read your post,  I do not see variable y in it,  at all.


What I see in it,  is variable y',  instead.



So,  in my view,  the problem's formulation is  INCORRECT  and  MUST  be  EDITED.