Key points are not available for this paper at this time.
Michael Pressley, Elizabeth S. Ghatala, Vera Woloshyn, Jennifer Pirie, Sometimes Adults Miss the Main Ideas and Do Not Realize It: Confidence in Responses to Short-Answer and Multiple-Choice Comprehension Questions, Reading Research Quarterly, Vol. 25, No. 3 (Summer, 1990), pp. 232-249
Pressley et al. (Mon,) studied this question.