document.write( "Question 1081379: The length of human pregnancies varies normally with a mean of 266 days and a standard deviation of 16 days.
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document.write( "What percentage of pregnancies last between 234 and 298 days?
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document.write( " 95%
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document.write( " 68%
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document.write( " 99.7%
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document.write( " 75%
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document.write( "
Algebra.Com's Answer #695407 by amfagge92(93) You can put this solution on YOUR website! 95% \n" ); document.write( " |