"The Business Week 50"

Because of an error by Standard & Poor's Institutional Market Services, "The BUSINESS WEEK 50" (Cover Story, Mar. 27) reported an incorrect performance grade for Paychex Inc. The correct sales figure for the past 12 months is $1.272 billion, with a one-year sales growth of 15% and three-year annual sales growth of 25.6%. The correct three-year sales growth grade for Paychex is an "A."