document.write( "Question 338758: single line 6.3 6.6 6.7 7.1 7.3 7.5 7.8. 7.8.7.8
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document.write( "individual 4.2 5.2 6.0 6.2 6.8 7.6 7.8 8.6 9.4 9.9
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document.write( "what is the mean waiting time for customers in a single line is \n" );
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Algebra.Com's Answer #242948 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! To find the mean, add up all of the numbers and divide the sum by the number of numbers (which in this case is 9).\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the mean is 7.21111111111111\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, feel free to check out my tutoring website. \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( " |