Refer to Exhibit 9-2. For 5,000 cases, two forms of the test were ...

[lindiwe]

Refer to Exhibit 9-2. For 5,000 cases, two forms of the test were given and scores on Form A were correlated with scores on Form B. This step is concerned with
 
  a. reliability.
  b. validity evidence based on content.
  c. validity evidence based on relationship to the other variables.
  d. validity evidence based on response processes.

Question 2

A teacher split a 50-item test into odd and even items, scored each half, and then correlated odd scores with even scores. The correlation coefficient was .55. What is the estimated reliability for the full 50-item test?
 
  a. .80
  b. .71
  c. .69
  d. .65
  e. .60

[akemokai]

Answer to Question 1

A

Answer to Question 2

B