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40 votes
40 votes
What is the probability of getting number greater than 7 when 2 cards are drawn?

a) with replacement
b) without replacement

User DineshDB
by
2.5k points

1 Answer

21 votes
21 votes

Please see the attached photos. Hope this helps :). A simpler approach is to think of the probability of the opposing happening, or not getting a number greater than 7 from either draw. I personally like this style of visualization though :)

What is the probability of getting number greater than 7 when 2 cards are drawn? a-example-1
What is the probability of getting number greater than 7 when 2 cards are drawn? a-example-2
User Mayer
by
2.6k points