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Un article trouvé pour ce sujet.
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Numbers or Percentage or probability or what? |
2009-01-07 |
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Chew pose la question :
Teacher A teaches 50 students and 45 of them obtained straight As.
Teacher B teaches 5 students and 5 of them obtained straight As.
Which teacher would you send you child to and why?
Robert Dawson and Harley Weston lui répond. |
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