For decades, NCS has been known for making the scanners that score standardized tests and being the largest commercial processor of student tests, scoring 39 million tests annually.

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Think of credit rating as a simple grading system where the top students perform the best on tests (making money) and those at the bottom are the biggest risk for dropping out of school (defaulting).

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The company hasn't released the results of any benchmark tests yet, making it difficult to gauge the company's claims about Crusoe's performance.

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