%0 Journal Article %T Comparing Harm Done by Mobility and Class Absence: Missing Students and Missing Data %A Dunn, Michelle C. %A Kadane, Joseph B. %A Garrow, John R. %J Journal of Educational and Behavioral Statistics %V 28 %N 3 %P 269-288 %@ 1076-9986 %D 2003-09-01 %I SAGE Publications %~ DeepDyve