SOLUTION: you have three $1 bills,four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill,you choose a second bill at random. find P($10 t

Question 227296: you have three $1 bills,four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill,you choose a second bill at random. find P($10 then $1).
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
you have three $1 bills,four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill,you choose a second bill at random. find P($10 then $1).
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These are dependent events because you do not replace the $10
after selecting it.
P($10 and $1) = P($10)*P($1 | $10)
= (2/9)(3/8) = 1/12
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Cheers,
Stan H.
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