Description Usage Format Details References See Also Examples
This classic data set contains reported data on cognitive tests from two elementary schools.
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A data frame with 301 observations on 11 numeric variables and a group indicator (12 variables in total).
11 variables used in Deng and Yuan (2016) are included in this version of data, they are: visual perception, cubes, paper form board, paragraph comprehension, word classification, word meaning, counting dots, straight-curved capitals, deduction, problem reasoning, and series completion.
This data set with more variables are available in other R packages such as lavaan, and OpenMX.
Deng, L., & Yuan, K. H. (2016). Comparing Latent Means Without Mean Structure Models: A Projection-Based Approach. Psychometrika, 81(3), 802-829.
Yuan, K. H., & Chan, W. (2016). Measurement invariance via multigroup SEM: Issues and solutions with chi-square-difference tests. Psychological methods, 21(3), 405-426.
HolzingerSwineford1939
, HS.ability.data
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