Author Question: The dependence of task performance on skills that are irrelevant to the intended purpose of the ... (Read 27 times)

dmcintosh · **on:** Jun 20, 2018

The dependence of task performance on skills that are irrelevant to the intended purpose of the assessment tasks (e.g., reading skill for some mathematics tasks) will have the biggest negative influence on which of the following factors?

A. variety of student performances
B. reliability
C. consistency in scoring
D. validity

Question 2

The 10 students with the highest scores on a set of 8 assessment tasks had the following distribution of scores on one of the assessment tasks that was scored on a 3-point scale: 1 (1 student), 2 (5 students), 3 (4 students). Which of the following distributions of scores for the 10 lowest scoring students indicates that the task discriminated negatively?

A. 1 (3 students), 2 (4 students), 3 (3 students)
B. 1 (5 students), 2 (5 students), 3 (0 students)
C. 1 (9 students), 2 (1 student), 3 (0 students)
D. 1 (0 students), 2 (3 students), 3 (7 students)