document.write( "Question 180976: Two hundred and seventy students wrote an exam in which 35 students got a higher mark than Paula and eight got the same mark as Pauls, which is 83%. Her percentile rank in the class is?
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document.write( "a. 85
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document.write( "b. 86
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document.write( "c. 83
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document.write( "d. 84 \n" );
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Algebra.Com's Answer #135689 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 235, 234, 233, 232, 231, 230, 229, 228, are all tied. \n" ); document.write( "Their mean is 231.5 \n" ); document.write( "n=Np/100+.5 Where n=numerical rank, N=number of values, p=percentile \n" ); document.write( "231.5=270p/100 + .5 \n" ); document.write( "2.7p=231 \n" ); document.write( "p=85.556 \n" ); document.write( "p=86 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |