document.write( "Question 992386: The speed of nitrogen molecules in the atmosphere (at 20ºC) follows a normal distribution with a mean speed of 500 meters/second and a standard deviation of 50 meters/second. Which conclusion does this information best support?\r
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\n" ); document.write( "\n" ); document.write( "84% of the molecules have speeds between 450 meters/second and 550 meters/second. \r
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\n" ); document.write( "\n" ); document.write( "68% of the molecules have speeds between 450 meters/second and 550 meters/second.\r
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\n" ); document.write( "\n" ); document.write( "50% of the molecules have speeds between 450 meters/second and 550 meters/second.
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Algebra.Com's Answer #612024 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Apply the Empirical Rule.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it\r
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