Glencoe Math: Course 2, Volume 2
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Glencoe Math: Course 2, Volume 2 View details
6. Permutations
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Exercise 26 Page 772

1/2

Practice makes perfect
When calculating probability, we are comparing the number of favorable outcomes to the number of possible outcomes. To calculate the probability that a randomly chosen sock is blue we will use the Probability Formula. P=Favorable Outcomes/Possible Outcomes There are 30 cards labeled 1 to 30. We want to find the probability of pulling a card that is not 1 Since there are 30 cards, there are 30 possible outcomes. Within numbers between 0 and 30 there are 15 even numbers. Therefore, there are there are 15 favorable outcomes.
P=Favorable Outcomes/Possible Outcomes
P(an even number)=15/30
P(an even number)=1/2