Probability replacement and not replacing
[DOC File]Worksheet A3 : Single Event Probability
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_____9. What is the probability of selecting a red or a green marble? _____10. If the probability of selecting a blue marble is , what is the probability of not selecting a blue marble? _____11. What is the probability of selecting a green marble, replacing that marble, and then selecting a blue marble? _____12.
[DOCX File]Mrs. Cress - Home
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Find the probability of multiple events with replacement. Find the probability of multiple events without replacement. Directions: Find the probability of the following events as a fraction. There are 12 sixth graders, 11 seventh graders, and 9 eighth graders in a gym class. The gym teacher randomly selects one student to collect balls.
[DOC File]Independent Events: P(A and B) = P(A) · P(B)
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So, the probability of the second ticket being red . DEPENDS. on what color the first ticket was; however, the ticket was thrown back in the bin. Therefore, the denominator of the second event . DOES NOT CHANGE! This is called probability . WITH REPLACEMENT. Ex 2: A box contains 4 red and 2 yellow tickets.
[DOC File]Math Tech IV Chapter 3 Section 3
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b. Find the probability that the first is a 7 and the second is a red card . 6. A box contains 5 red marbles, 4 blue marbles and 6 green marbles: a. Find the probability that two marbles are drawn, without replacement, and both are red. b. Find the probability that two marbles are drawn, with replacement, and both are green.
[DOC File]Probability Worksheet - Chandler Unified School District
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Drawing a spade and drawing a heart from the same deck without replacing the first card. Picking two black marbles from a bag of black and white marbles after replacing the first one. Two letters are chosen, without replacement, at random from the English alphabet. If y is considered to be a consonant, find the probability that . both are vowels
[DOC File]Los Angeles Mission College - Home
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Does not have type O or A P(not type A or O)=1-0.83 = 0.17. 21) ... not replacing it, and then drawing a second ball Dependent ... If 3 are selected at random without replacement, find the probability that all are pregnant. 19) Membership in a Civic Organization In a civic organization, there are 38 members; 15 are men and 23 are women. ...
[DOC File]Tredyffrin/Easttown School District
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What is the probability that the spinner lands on blue? What is the probability that the spinner does not land on green? Are these probabilities theoretical or experimental? Why? 3. A box contains 5 purple marbles, 3 green marbles, and 2 orange marbles. Two marbles are drawn from the box without replacement of the first marble.
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