A positive value for a correlation indicates ____. a. ...

[kfurse]

A positive value for a correlation indicates ____.
 
  a. increases in X tend to be accompanied by increases in Y
 b. increases in X tend to be accompanied by decreases in Y
 c. a much stronger relationship than if the correlation were negative
  d. a much weaker relationship than if the correlation were negative

Question 2

In the _______________, the treatment has no effect.
 
  Fill in the blank(s) with correct word

[mjenn52]

Answer to Question 1

a

Answer to Question 2

null case