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Determine if the event described is independent or dependent.

     1 .You draw two cards from a deck at the same time. What is the probability that you draw a heart and a spade?

     

      2 .A shipment of 30 I-pods is said to contain three defective I-pods. If you pull two I-pods from the shipment at the same time, what is the probability that both are defective?

     

       3.You draw a card from a deck and cards, replace it, and then draw another. What is the probability that you draw a heart and a spade?

     

       4 .You roll a die once and then roll a die a second time. What is the probability that you roll a five and a two?

 Mar 28, 2019
 #1
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\(1)~ \dfrac{26}{52}\dfrac{13}{51} = \dfrac{13}{102}\)

 

\(2) ~\dfrac{3}{30}\dfrac{2}{29} = \dfrac{1}{145}\)

 

\(3)~\dfrac{26}{52}\dfrac{13}{52}=\dfrac 1 8\)

 

\(4)~\dfrac 2 6 \dfrac 1 6 = \dfrac {1}{18}\)

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 Mar 28, 2019

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