The Occupational Safety & Health Administration requires companies that handle hazardous chemicals to complete material safety data
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The Occupational Safety & Health Administration requires companies that handle hazardous chemicals to complete material safety data sheets (MSDS). These MSDS have been criticized for being too hard to understand and complete by workers. A study of 150 MSDS revealed that only 11% were satisfactorily completed. (Chemical & Engineering News, Feb. 7, 2005.) Give a 95% confidence interval for the true percentage of MSDS that are satisfactorily completed.
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Related Book For 
Statistics For Engineering And The Sciences
ISBN: 9781498728850
6th Edition
Authors: William M. Mendenhall, Terry L. Sincich
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