SOLUTION: Please show me how to calculate this... Variables x & y have r=.52 If we decrease each x value by .1 and double each y value, the new correlation will be___________? Thank

Algebra ->  Probability-and-statistics -> SOLUTION: Please show me how to calculate this... Variables x & y have r=.52 If we decrease each x value by .1 and double each y value, the new correlation will be___________? Thank      Log On


   

Question 348497: Please show me how to calculate this...
Variables x & y have r=.52
If we decrease each x value by .1 and double each y value, the new correlation will be___________?

Thanks so much!!
Answer by QH(50) About Me  (Show Source):
You can put this solution on YOUR website!
Correlation (r) is not affected by changes in the center or scale of either variable. Changing units of either or both variables, or even switching axis' will have no affect on the (r)correlation, so the correlation coefficient would be the same r=.52