According to classical test theory, s2obs = s2tru + s2err, and ...

[nummyann]

According to classical test theory, s2obs = s2tru + s2err, and r11 = s2tru/s2obs. If the observed
  variance of a test is 50 and the error variance is 10, what is the estimated reliability of the test?
 
  A) .20 B) .45 C) .80 D) .25

Question 2

Affective is to cognitive as
 
  A) temperament is to intelligence. B) subjective is to objective.
  C) attitude is to personality. D) ability is to achievement.

[nickk12214]

Answer to Question 1

C

Answer to Question 2

A

[nummyann]

Thank you

[nickk12214]

No problem