What is banded scoring?
One important purpose of testing is to identify the differences in test scores that reflect real differences among candidates. Banded scoring is a statistical procedure for grouping test scores that statistically are not meaningfully different from one another. In banded scoring, bands are set objectively and mathematically. The people in a band are similar to each other in that statistically there is no meaningful difference in their scores. Sometimes Band 1 may be very large and at other times it may be small. The candidates’ performance on the test determines the size of the bands. Think of a band as a group of tied scores. The scores are so close to each other that they are basically the same. Banding compares your performance on the test to other test takers’ performance, and groups your score with others that are statistically the same. People with the most experience do not always fall into the top bands. Time spent in a job may not be the same as possessing a knowledge, skill,
