00557nam a2200133 a 4500008004100000050002200041100001900063245012500082260003900207300003500246650005300281650004000334650004900374220228s2019    ||||||||||||||||| ||    u  aCBU-PG THESIS/BWA  aBwalya, Andrew14aThe effect of class size on academic performance of grade 11 Mathematics students in Luanshya DistrictcBy Andrew Bwalya  aKitwebCopperbelt Universityc2019  axii, 73 pages : illustrations   aCLASS SIZE VS ACADEMIC PERFORMANCE - MATHEMATICS  aCONCEPT OF CLASS SIZE - MATHEMATICS  aSTUDENTS' ACADEMIC PERFORMANCE - MATHEMATICS