Guess Where : The Position of Correct Answers in Multiple-Choice Test Items as a Psychometric Variable Yigal Attali Educational Testing Service

@inproceedings{BarHillel2003GuessW,
  title={Guess Where : The Position of Correct Answers in Multiple-Choice Test Items as a Psychometric Variable Yigal Attali Educational Testing Service},
  author={Maya Bar-Hillel},
  year={2003}
}
In this article, the authors show that test makers and test takers have a strong and systematic tendency for hiding correct answers-or, respectively, for seeking them-in middle positions. In single, isolated questions, both prefer middle positions to extreme ones in a ratio of up to 3 or 4 to 1. Because test makers routinely, deliberately, and excessively balance the answer key of operational tests, middle bias almost; though not quite, disappears in those keys. Examinees taking real tests also… CONTINUE READING