If the slope of the regression equation y=b0+b1×x is equal to negative, then;    1. as x increases y decreases  2.. as x changes, y does not change  3.. Either a or b is correct  4.. as x decreases y

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A: x y x-x¯ y-y¯ x-x¯2 y-y¯2 x-x¯y-y¯ 4162 4893 1080.5 632 1167480.25 399424 682876 3923 4833…

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A: a) xy41494912392348713566482734004721326646723076447428684684248538221952295620662754

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Q: If the regression equation is equal to y = 30 -24.5 X, then 30 is the regression line. while is the_…

A: Concept: Regression eqn is Y=a+bx where a- intercept b- slope