Question 672339: For the regression equation, Y=bX+a, which of the following X,Y points will be on the
regression line?
a, a,b
b, b,a
c, 0,a (I think its c? )
d, 0,b
A set of X and Y scores has SSx=10, SSY=20, and SP=8, what is the slope for the
regression equation?
a, 8/10 ( I think its a? )
b, 8/20
c, 10/8
d, 20/8
The following X and Y scores produce a regression equation of =4X-3. What is the
value of SSresidual?
X Y
1 2
2 3
3 10
a, 3
b, 6 ( I think its b? )
c, 15
d, 107
Answer by ewatrrr(24785)   (Show Source):
You can put this solution on YOUR website!
Hi,
Y=bX+a, Yes. (0,a)
Slope = SP/SSx = 8/10 Yes.
SSresidual = SSy(1-r^2) = 38(1-(.9177)^2) = 6 Yes. to nearest whole number.
X Y
1 2
2 3
3 10
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