Experimental (app) and Control Group Demographics.
收藏Figshare2015-12-02 更新2026-04-29 收录
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Notes: 1The mean family incomes for both groups were skewed by high income outliers. The median family income for the experimental/app group was $72,500 and the median income for the control group was $80,000.2For those reporting SAT scores, a formula was used to derive equivalent ACT scores.
创建时间：
2015-12-02
