Notes Over 12.3 Finding Probabilities of Events

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Presentation transcript:

Notes Over 12.3 Finding Probabilities of Events 1. Find the probability of choosing an E when selecting a letter from those in the word COLLEGE.

Notes Over 12.3 Finding Probabilities of Events 2. A card is drawn from a standard deck of 52 cards. Find the probability the card is either a club or a spade.

Notes Over 12.3 Probabilities Involving Permutations and Combinations Seven letters are chosen, one at a time, at random from those in the word ENGLISH. 3. Find the probability that they will be chosen in alphabetical order.

Notes Over 12.3 Probabilities Involving Permutations and Combinations Seven letters are chosen, one at a time, at random from those in the word ENGLISH. 4. Find the probability that the first letter will be a vowel.

Notes Over 12.3 Finding Experimental Probabilities Thirty students in an Algebra 2 class took a test: 8 received A’s, 13 received B’s, and 9 received C’s. If a student from the class is randomly chosen, 5. What is the probability the student received a C on the test?

Notes Over 12.3 Finding Experimental Probabilities Thirty students in an Algebra 2 class took a test: 8 received A’s, 13 received B’s, and 9 received C’s. If a student from the class is randomly chosen, 6. What is the probability the student received an A or B on the test?

Notes Over 12.3