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January 25, 2015

January 25, 2015

Posted by **Twg** on Saturday, August 8, 2009 at 1:53pm.

- MATH Prob. -
**PsyDAG**, Saturday, August 8, 2009 at 1:59pm# of black cards/total cards * number of remaining black cards/remaining total cards.

This is an "and" relationship.

- MATH Prob. -
**Twg**, Saturday, August 8, 2009 at 11:54pmSo if there are 26 black cards in a deck you would take 26/52*24/50 right??

- MATH Prob. -
**PsyDAG**, Sunday, August 9, 2009 at 11:24amyou probability of picking the first card is right, but (since one black card has already been picked without replacement) the probability of picking the second black card is 25/51.

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