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A diagnostic analysis of a proportional reasoning test item: An introduction to the properties of a semi-dense item

  • W. Bart
  • , Thomas R. Post
  • , M. Behr
  • , R. Lesh

Research output: Contribution to journalArticlepeer-review

Original languageEnglish
Pages (from-to)1-11
JournalFocus on Learning Problems in Mathematics
Volume16
StatePublished - 1994

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