Word: vesselinov
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...study, commissioned by the company, found that 55 hours of Rosetta Stone Spanish instruction should enable a student to pass the first semester course of a six-semester college Spanish program. "After 55 hours of study with Rosetta Stone students will significantly improve their Spanish language skills," writes Roumen Vesselinov, a statistical economist at Queens College. According to Rosetta Stone, a February 2009 survey showed that 92% of respondents expressed satisfaction with the product...
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