In the WAIS-IV, an index is created when a. two or more ...

[aabwk4]

In the WAIS-IV, an index is created when
 
  a. two or more subtests are related to a basic underlying skill.
  b. a specified number of items is missed.
  c. a criterion number of correct responses is obtained.
  d. at least one subtest is related to an underlying skill.

Question 2

Reliability theory combines De Moivre's concept of sampling error with Pearson's concept of _____________ in the context of measurement.
 
  a. coefficient alpha
  b. internal consistency
  c. product moment correlation
  d. domain sampling

[Silverbeard98]

Answer to Question 1

a

Answer to Question 2

c