In a 1954 paper summarizing studies that had compared clinical and statistical prediction,Meehl observed that statistical predictions often were made on the same data from which the regression equations were developed.In other words,the efficiency of the formulas __________ because they __________,

Question

Quizplus · Accepted Answer

Meehl observed that statistical predictions often were made on the same data from which the regression equations were developed, implying that the formulas were not cross-validated. This led to an overestimation of their efficiency. Hence, choice A is the correct answer.

In a 1954 Paper Summarizing Studies That Had Compared Clinical