Can you guess how much of the difference between students on academic performance is explained by differences between schools? You may be surprised what research suggests.
Research
Davenport, E., Davison, M., Liou, P., & Love, Q. (2016). Easier said than done: Rejoinder on Sijtsma and on Green and Yang.
Educational Measurement: Issues and Practice, 35(1), 6-10.
Davenport, E., Davison, M., Liou, P., & Love, Q. (2015). Reliability, dimensionality, and internal consistency: Distinct albeit related
concepts. Educational Measurement: Issues and Practice, 34(4), 4-9.