document.write( "Question 1041536: The _________________ are the number of values that are free to vary after a sample statistic has been computed. \n" ); document.write( "
Algebra.Com's Answer #656506 by Boreal(15235)\"\" \"About 
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degrees of freedom. There are several concepts, from matrices to the simplest--if you add n numbers to equal a fixed sum, n-1 of those numbers can vary. But once they are chosen, the last number is fixed. \n" ); document.write( "
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