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Probability

Probability. Chances Are… You can do it!. Activity #2. There are 52 cards in a deck. So what are my chances of picking an ace?. 4. How many aces are in a deck?. 52. How many cards are in a deck?. So I have a 4/52 or 1/13 chance of drawing an ace!.

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Probability

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  1. Probability Chances Are… You can do it! Activity #2

  2. There are 52 cards in a deck. So what are my chances of picking an ace?

  3. 4 How many aces are in a deck? 52 How many cards are in a deck? So I have a 4/52 or 1/13 chance of drawing an ace!

  4. There are 9 homerooms in the school and 20 students in each homeroom. If the principal selects 3 of the homerooms in no specific order, what is the probability of your room being selected? A. 1/5 B. 1/3 C. 3/20 D. 9/20

  5. There are 9 homerooms in the school and 20 students in each homeroom. If the principal selects 3 of the homerooms in no specific order, what is the probability of your room being selected? A. 1/5 B. 1/3 C. 3/20 D. 9/20

  6. Jack’s sock drawer contains 10 blue socks and 12 gray socks. The room is dark and he cannot turn on the light. What is the least number of socks he must take out of the drawer to be certain he has a pair of the same color?

  7. 3socks …because if the first two do not make a pair, then the third will have to match one of the first two! End of Activity

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