document.write( "Question 75341: Consider the following frequency table of the performance ratings on a scale of 1good, 2fair, and 3poor, bestowed on their local baseball team by a collection of 100 fans:\r
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document.write( "Rating Frequency
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document.write( "1 20\r
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document.write( "2 30\r
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document.write( "3 50
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document.write( " The cumulative relative frequencies for each performance rating are\r
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document.write( " a. 120%, 230%, 350% \r
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document.write( " b. 120%, 250%, 3100%\r
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document.write( " c. 180%, 270%, 350%\r
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document.write( " d. 150%, 230%, 320%\r
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document.write( "Thank You \n" );
document.write( "
Algebra.Com's Answer #54055 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Relative frequencies are gotten when you divide each class frequency \n" ); document.write( "by the sum of the frequencies. \n" ); document.write( "In your problem the sum is 100; so freq=20 means relative freq of 20/100=20% \n" ); document.write( "The same for freq 30; rel freq is 30/100 = 30% \n" ); document.write( "The same for freq 50; rel freq is 50/100=50% \n" ); document.write( "------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |