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How Many Imputations are Really Needed? Some Practical Clarifications of Multiple Imputation Theory

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Public Health, Biostatistics, Mathematics +14

Multiple imputation of missing blood pressure covariates in survival analysis

Stef van Buuren, Hendriek C. Boshuizen, D.L. Knook · Statistics in Medicine · 1999 · 2.2K citations

Public Health, Biostatistics, Epidemiologic Methods +14

Does Homework Improve Academic Achievement? A Synthesis of Research, 1987–2003

Harris Cooper, Jorgianne Civey Robinson, Erika A. Patall · Review of Educational Research · 2006 · 1.2K citations

Education, Educational Psychology, Psychology +13

How children and adolescents spend time across the world: Work, play, and developmental opportunities.

Reed Larson, Suman Verma · Psychological Bulletin · 1999 · 1.1K citations

Social Sciences, Child Health, Human Development +17