SOLUTION: I am wondering if I could get confirmation for this problem. I think you would square the -.6 to get -.36. But I am not sure. If the correlation between a response variable Y an

Algebra ->  Probability-and-statistics -> SOLUTION: I am wondering if I could get confirmation for this problem. I think you would square the -.6 to get -.36. But I am not sure. If the correlation between a response variable Y an      Log On


   

Question 327103: I am wondering if I could get confirmation for this problem. I think you would square the -.6 to get -.36. But I am not sure.
If the correlation between a response variable Y and explanatory variable X is - 0.6, what is the value that defines how much variation in Y is explained by X?
A) 6%
B) 36%
C) - 36%
D) - 6%
Thanks,
Maria
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If the correlation between a response variable Y and explanatory variable X is - 0.6, what is the value that defines how much variation in Y is explained by X?
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You are give r=0.6
So, r^2 = 0.36 = 36%
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Ans: B
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Cheers,
Stan H.
A) 6%
B) 36%
C) - 36%
D) - 6%