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4. A fair die is tossed 7 times. We say that a toss is success if a 5 or a 6 appears. What is the probability that there are more than 3 successes?

4. A fair die is tossed 7 times. We say that a toss is success if a 5 or a 6 appears. What is the probability that there are more than 3 successes?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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4. A fair die is tossed 7 times. We say that a toss is success if a 5 or a 6 appears. What is the probability that there are more than 3 successes? 5. A card is drawn from a well-shuffled deck of 52 playing cards, the result is recorded and the card is replaced. If the experiment is repeated 6 times, what is the probability of obtaining 3 spades and 1 heart?
Transcribed Image Text:4. A fair die is tossed 7 times. We say that a toss is success if a 5 or a 6 appears. What is the probability that there are more than 3 successes? 5. A card is drawn from a well-shuffled deck of 52 playing cards, the result is recorded and the card is replaced. If the experiment is repeated 6 times, what is the probability of obtaining 3 spades and 1 heart?
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