The situation in which you figure a correlation but onlya limited ...

[brutforce]

The situation in which you figure a correlation but onlya limited range of the possible values onone of the variables is included in the group studiedis called
 
  A) restriction in range.
  B) attenuation.
  C) proportionate reduction in error.
  D) unreliable measurement.

Question 2

To compare correlations with each other, the proportionate reduction in error can be figured by
 
  A) multiplying each correlation coefficient by 10.
  B) calculating the square root of each correlation coefficient.
  C) squaring each correlation coefficient.
  D) multiplying each correlation coefficient by 2.

[snackralk]

Answer to Question 1

A

Answer to Question 2

C