Randall D. Penfield

Applying a Score Confidence Interval to Aiken's Item Content-Relevance Index

Randall D. Penfield, Peter R. Giacobbi · Measurement in Physical Education and Exercise Science · 2004 · 341 citations

Quality Of Life, Index System, Ranking Algorithm +21

An Alternative to Cohen's Standardized Mean Difference Effect Size: A Robust Parameter and Confidence Interval in the Two Independent Groups Case.

James Algina, H. J. Keselman, Randall D. Penfield · Psychological Methods · 2005 · 280 citations

Coverage Probability, Percentile Bootstrap, Generalizability Theory +15

Science achievement of english language learners in urban elementary schools: Results of a first‐year professional development intervention

Okhee Lee, Jaime Maerten‐Rivera, Randall D. Penfield et al. · Journal of Research in Science Teaching · 2007 · 150 citations · Full text

Second Language Learning, Science Education, Language Development +25

Assessing Differential Item Functioning in Performance Assessment: Review and Recommendations

Randall D. Penfield, Tony C. M. Lam · Educational Measurement Issues and Practice · 2000 · 136 citations

Extend Dif Research, Project Management, Task Analysis +18

The Role of Domain Expertise in Beginning Special Education Teacher Quality

Mary T. Brownell, Anne G. Bishop, Russell Gersten et al. · Exceptional Children · 2009 · 123 citations

Teacher Education, Reading Plays, Reading Comprehension +11