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25 août 2013

Higher ed statistics that tell the wrong story

http://t2.gstatic.com/images?q=tbn:ANd9GcSUa0Fk_7FQscWtrZHpz8OJg_QGcHVj2y63B7yEHt5K8aA7JDrjTD2O-wBy Richard Ekman. Our fascination with numbers stems from our faith that numbers are more precise than words. But journalists and public officials too often use numbers that are so simplified as to be misleading. The quick numbers on low salaries and high unemployment rates for liberal arts graduates, for example, suggest the opposite picture from what the details reveal. That is, new liberal arts graduates may earn less at first than classmates who majored in professional fields, but over time this gap closes. These glib statistics reveal more informative patterns just below the surface. Meanwhile, other simple numbers fester to create myths of their own. More...

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