What is the difference between alternate forms and parallel forms of a test?
A) Alternate forms do not necessarily yield test scores with equal means and variances.
B) Alternate forms are designed to be equivalent only with regard to level of difficulty.
C) Alternate forms are different only with respect to how they are administered.
D) There are no differences between alternate and parallel forms of a test.

Question

Quizplus · Accepted Answer

Alternate forms of a test are designed to measure the same constructs or skills, but they may not yield test scores with exactly equal means and variances due to slight differences in item selection or test construction. Parallel forms aim for more exact equivalence in means, variances, and difficulty level.

What Is the Difference Between Alternate Forms and Parallel Forms