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Jade.Lee Jade.Lee
wrote...
Posts: 484
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6 years ago
If there is a positive correlation between X and Y, then the regression equation Y = bX + a will have _____.
 
  a. b> 0 c. a> 0
  b. b< 0 d. a< 0

Question 2

A set of X and Y scores has MX = 4, SSX = 10, MY = 5, SSY = 40, and SP = 20 . What is the regression equation for predicting Y from X?
 
  a.  = 0.25X + 4 c.  = 0.5X + 3
  b. = 4X  9 d.  = 2X  3
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Replies
wrote...
6 years ago
Answer to q. 1

A

Answer to q. 2

D
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