The mean as the balance point: thought experiments with measuring sticks

• Autores: A. Flores
• Localización: International journal of mathematical education in science and technology, ISSN 0020-739X, Vol. 39, Nº. 6, 2008, págs. 741-748
• Idioma: inglés
• DOI: 10.1080/00207390701871655
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• Resumen

  • This article presents activities to help students establish a connection between the mean and the balance point of a lever. The lever and its law are discussed briefly. Thought experiments with a meterstick are presented to emphasize different properties of the mean and weighted averages