Thurstone proposed that there were a) seven primary mental ...

[Destiiny22]

Thurstone proposed that there were
 
  a) seven primary mental abilities
   b) five primary mental abilities; two secondary mental abilities
   c) two types of intelligence
  d) over 120 different abilities

Question 2

Reliability of a test can be increased by
 
  a) decreasing inter-item correlations
   b) decreasing number of test items
  c) increasing number of test items
  d) both a and c

[dyrone]

Answer to Question 1

A

Answer to Question 2

C