document.write( "Question 623164: Use the following data:
\n" ); document.write( "{ 80,78,67,90,92,98,88,87,86,88,89,74,80,88,93,99,100,77,81}\r
\n" ); document.write( "\n" ); document.write( "Find the mean. Round your answer to the nearest 10th.
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Algebra.Com's Answer #391983 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Mean = (Sum of the values)/(Number of values)\r
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\n" ); document.write( "\n" ); document.write( "Mean = (80+78+67+90+92+98+88+87+86+88+89+74+80+88+93+99+100+77+81)/19\r
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\n" ); document.write( "\n" ); document.write( "Mean = 1635/19\r
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\n" ); document.write( "\n" ); document.write( "Mean = 86.0526315789474\r
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\n" ); document.write( "\n" ); document.write( "Mean = 86.1
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