document.write( "Question 440570: four items are to be randomly selected from the first 25 items on an assembly line in order to determine the defect rate. How many different samples of 4 items can be chosen? \n" ); document.write( "

Algebra.Com's Answer #304350 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "four items are to be randomly selected from the first 25 items on an assembly
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document.write( " line in order to determine the defect rate. 
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document.write( "How many different samples of 4 items can be chosen? 
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document.write( "  25C4 = 25!/4!21! = 25*24*23*22/4*3*2 = 12,650 ways \n" );
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