Unformatted text preview: 2. a) The correlation is negative y*=102(23x) =6+6x x*=3x b)Positive 3. a) If E and Z are normal Cor(X,Y)=0 if they are independent. b) The correlation is closer to 1. It is .829 according to Minitab which is a dramatic increase from .041 from before. c) Increase 15....
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 Spring '07
 Lv
 Business, Scatter plot

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