document.write( "Question 542488: The mean of 15 test scores is 78. What is the sum of these test scores? \n" ); document.write( "
Algebra.Com's Answer #354587 by friesr(113)\"\" \"About 
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mean = (minimum + maximum)/2
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\n" ); document.write( "So 78 * 2 = 156
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