Most widely used standardized achievement tests are useful because:
A) they indicate the full scope of what ought to be taught in schools
B) they are free of bias
C) they have been carefully prepared, tried out, and refined through research
D) their scores are not influenced by curriculum variables, teacher effectiveness variables, or the child's home environment

Question

Quizplus · Accepted Answer

Most widely used standardized achievement tests are useful primarily because they have undergone extensive preparation, trial, and refinement through research to ensure their reliability and validity in measuring student achievement.

Most Widely Used Standardized Achievement Tests Are Useful Because