00444nam a2200157   450000500170000000800040001702000150002104000090003605000220004510000180006724500750008526000590016030000250021950000260024465000160027020150527095717.0000  a9966466452  aUOEL  aLB2846b.I53 1996  aIngule, Frank  aEssentials of Educational Statistics :cFrank, Ingule & Haniel, Gatumu  aNairobi ;bEast african educational Publisher,cc1996.  avi, 166 p. :bill. ;  aReferences and  index  2Education :