document.write( "Question 496893: What is the probability of selecting a person with the last two digits of their telephone number being 5 and 8? Hint: look at digits in this way _ _ _-_ _ _-_ _ 58. Is this with or without replacement? Explain. \n" ); document.write( "
Algebra.Com's Answer #336676 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! What is the probability of selecting a person with the last two digits of their telephone number being 5 and 8? \n" ); document.write( "Hint: look at digits in this way _ _ _-_ _ _-_ _ 58. Is this with or without replacement? \n" ); document.write( "----- \n" ); document.write( "With Replacement: \n" ); document.write( "Prob = 10^8/10^10 = 1/100 \n" ); document.write( "------------------------------ \n" ); document.write( "Without Replacement: \n" ); document.write( "8!/10! = 1/(10*9) = 1/90 \n" ); document.write( "================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============= \n" ); document.write( " |