document.write( "Question 557573: 12,23,34,45,56,67,78,89,90 \n" ); document.write( "
Algebra.Com's Answer #362667 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
I'm assuming you want to average these numbers.\r
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\n" ); document.write( "\n" ); document.write( "Mean = (Sum of the values)/(Number of values)\r
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\n" ); document.write( "\n" ); document.write( "Mean = (12+23+34+45+56+67+78+89+90)/9\r
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\n" ); document.write( "\n" ); document.write( "Mean = 494/9\r
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\n" ); document.write( "\n" ); document.write( "Mean = 54.8888888888889\r
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