Reliability of psychological test is ascertained by :
(I) Studying the association of the test with itself.
(II) Studying the association of the test with another test
1
(I) only
2
(II) only
3
(I) and (II) only
4
Neither (I) nor (II)
Reliability of psychological test is ascertained by :
(I) Studying the association of the test with itself.
(II) Studying the association of the test with another test