Vertical scales are intended to allow longitudinal interpretations of student change over time, but several deficiencies of vertical scales call their use into question. Deficiencies of vertical scales are discussed and growth scales, a criterion-referenced alternative, are described. Some considerations in developing and using growth scales are suggested. Accessed 16,462 times on https://pareonline.net from March 26, 2006 to December 31, 2019. For downloads from January 1, 2020 forward, please click on the PlumX Metrics link to the right.
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This work is licensed under a Creative Commons Attribution-NonCommercial-No Derivative Works 4.0 International License.
Schafer, William D.
"Growth Scales as an Alternative to Vertical Scales,"
Practical Assessment, Research, and Evaluation: Vol. 11
, Article 4.
Available at: https://scholarworks.umass.edu/pare/vol11/iss1/4