Company's Errors on SAT Scores Raise New Qualms About Testing

The scoring errors disclosed this week on thousands of the College Board's SAT tests were made by a company that is one of the largest players in the exploding standardized testing business, handling millions of tests each year.

The mistakes, which the company, Pearson Educational Measurement, acknowledged yesterday, raised fresh questions about the reliability of the kinds of high-stakes tests that increasingly dominate education at all levels. Neither Pearson, which handles state testing across the country, nor the College Board detected the scoring problems until two students came forward with complaints.

Read more: NYTimes.com