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Two cards are drawn without replacement from a standard deck of 52 cards. What is the probability that both cards are 7s? Are these events independent?

 

A. 3/676 ; no, they are dependent events 

B. 1/169 ; yes, they are independent events

C. 2/13 ; yes, they are independent events

D. 1/221 ; no, they are dependent events

 Apr 11, 2016
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P [ Two 7's ]  =   4/52 * 3/51   =    1/13 * 1/17   =  1/221

 

These are dependent events.......D is correct.......

 

 

 

cool cool cool

 Apr 11, 2016

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