Correction for guessing does not fulfill its intended function when test takers who have nothing to gain from scoring will respond randomly when they could have answered correctly had they tried. Raw scores underestimate abilities. If random guessing is more prevalent in the control group, correction for guessing inflates treatment effects.…

Current textbooks on reading recommend six scoring systems to be used with cloze tests to find material of suitable difficulty for instruction. These six scoring systems, when applied to a single data source--300 cloze scores obtained from ninth grade students tested with ninth grade content materials--produced varied placements which at present…

There are difficulties in expressing effect sizes on a common metric when some studies use transformed scales to express group differences, or use factorial designs or covariance adjustments to obtain a reduced error term. A common metric on which effect sizes may be standardized is described. (Author/RL)

The Elementary and Secondary Education Act Title I Evaluation and Reporting System is a method for giving a federally funded project in reading or math an overall score on its cognitive effectiveness. This System introduced the Normal Curve Equivalent (NCE) as an aid in aggregating Title I program scores across states and nationwide regardless of…