document.write( "Question 1183347: A landscape contractor bids on jobs where he can make $3000 profit. The relative
\n" ); document.write( "frequency of getting 1, 2, 3, 4, 5,6,7,8 or 9 jobs per month are shown.
\n" ); document.write( "Number of jobs 1 2 3 4 5 6 7 8 9
\n" ); document.write( "Frequency 56 78 95 98 23 65 78 90 23
\n" ); document.write( "Find the contractor’s expected profit per month. Also find out the deviation of the landscape
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Algebra.Com's Answer #813610 by ikleyn(53765)\"\" \"About 
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document.write( "The total number of jobs  is  72 + 98 + 95 + 89 + 23 + 45 + 78 + 90 + 23 = 613.\r\n" );
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document.write( "The contractor’s expected profit per month =  = \r\n" );
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document.write( "                                           = 300*4.514 = 13541 dollars (rounded).\r\n" );
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