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The Duolingo English Test is scored on a scale of 10–160, with scores above 120 considering the test taker to be proficient in English. The test costs less than TOEFL or IELTS . Comparison to other scoring systems
Another key revenue stream is the Duolingo English Test (DET), a low-cost English proficiency test. [96] ... Duocon is Duolingo's annual conference, launched in 2019 ...
The following is a non-exhaustive list of standardized tests that assess a person's language proficiency of a foreign/secondary language. Various types of such exams exist per many languages—some are organized at an international level even through national authoritative organizations, while others simply for specific limited business or study orientation.
The stock market has been on an absolute tear this year. The S&P 500 is up by 27%, which is almost triple its average annual gain dating back to when the index was established in 1957. Duolingo is ...
Rosetta Stone Inc. is an American education technology software company that develops language, literacy and brain-fitness software. Best known for its language-learning products, in 2013, the company expanded beyond language into education-technology with its acquisitions of Livemocha, Lexia Learning, Fit Brains, and Tell Me More. [1]
In 2012, a study by American universities showed that spending 34 hours of learning on Duolingo was equivalent to a full-semester of a college language course. In 2015, Hacker and von Ahn started selling translations, such as to the Spanish tech news group of CNN.
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