''What does the average American 12-year-old, 12th grader, and average American adult all have in common?
''What does the average American 12-year-old, 12th grader, and average American adult all have in common?
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Answer: The all have a 12,000 word [[vocabulary]]. There are 500,000 words in the [[English language]]. The Flesch-Kincaid test is one of several "readability tests"<ref>https://hemingwayapp.com/readability-checker</ref> that have been developed to calculate how many years of education are needed to comprehend one paragraph (of about 250 words). These tests are commonly used by news organizations, commercial advertisers, and [[Hollywood]] screen writers.
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Answer: They all have a 12,000 word [[vocabulary]].
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There are 500,000 words in the [[English language]]. The Flesch-Kincaid test is one of several "readability tests"<ref>https://hemingwayapp.com/readability-checker</ref> that have been developed to calculate how many years of education are needed to comprehend one paragraph (of about 250 words). These tests are commonly used by news organizations, commercial advertisers, and [[Hollywood]] screen writers.