document.write( "Question 1011275: As estimate of the mean time of continuous use until an
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document.write( "answering machine will first require service is desired. If
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document.write( "it can be assumed that α = 60 days, how large a sample
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document.write( "is needed so that one will be able to assert with 90%
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document.write( "confidence that the sample mean is off by at most 10
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document.write( "days? \n" );
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Algebra.Com's Answer #627239 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Stop flooding the forum!\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |