Approximately 68 of a normal distribution of test scores falls ...

[AEWBW]

Approximately 68 of a normal distribution of test scores falls between a z score range of
 
  A) -2.0 to +2.0. B) -1.0 to +1.0. C) -.5 to +.5. D) -1.5 to +1.5.

Question 2

A reproducibility coefficient, defined as the proportion of actual responses that fall into a
  specified pattern, is computed on a __________ scale.
 
  A) Bogardus B) Thurstone C) Likert D) Guttman

[braelync]

Answer to Question 1

B

Answer to Question 2

D