document.write( "Question 259798: Can someone please put me on the right track i ask this question four time and no answer was given.\r
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document.write( "You are given the following frequency distribution for the number of errors that students made in a test \r
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document.write( "Errors Frequency\r
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document.write( "0-2 14
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document.write( "3-5 1
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document.write( "6-8 9
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document.write( "9-11 19
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document.write( "12-14 17\r
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document.write( "Find the mean, variance, and the standard deviation\r
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document.write( "please help ASAP!!!!!!!!!!!!!!!!! \n" );
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Algebra.Com's Answer #191303 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! This is not my field but here is something that might help. \n" ); document.write( "http://davidmlane.com/EXCEL/standard_deviation.html \n" ); document.write( " |