Wednesday, January 21, 2009

Probablity vs. Odds

Probability
number of favorable outcomes : all outcomes

Odds
number of favorable outcomes : number of unfavorable outcomes.

So in a deck of cards, you have a 12:52 (or 3: 13) probability of pulling a face card. However, the odds of pulling a face card are 12 to 40 (3 to 10).

Finish worksheet 6-4 tonight for homework. We'll finish our activity stations in class tomorrow.

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