SOLUTION: I need to find the z-score and the r for the data of x=4,5,6,8 and y=9,11,13,17 I need the zx and zy I have tried to come up with the mean and the standard of deviation for the

Question 749123: I need to find the z-score and the r for the data of x=4,5,6,8 and y=9,11,13,17
I need the zx and zy
I have tried to come up with the mean and the standard of deviation for the formula and am still getting my answers wrong. I got the mean for x as 5.75 and y as 12.5 and then the standrd deviation is x=1.7078 and y =3.4157 I am so lost.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
I need to find the z-score and the r for the data of
x=4,5,6,8 and y=9,11,13,17
------
I'm not sure what you mean by all that.
But here's the equation relating x to y:
y = 2x+1
------------------------
Cheers,
Stan H.
===================
I need the zx and zy
I have tried to come up with the mean and the standard of deviation for the formula and am still getting my answers wrong. I got the mean for x as 5.75 and y as 12.5 and then the standrd deviation is x=1.7078 and y =3.4157 I am so lost.

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