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1. A currency 4 times is launched successively. What is the probability of "face" in The first 2 releases and that does not come out in the last 2 launches? 2. A coin is launched 4 times. What is the probability of "face" exactly 2 times (regardless of order)?

1. A currency 4 times is launched successively. What is the probability of "face" in The first 2 releases and that does not come out in the last 2 launches? 2. A coin is launched 4 times. What is the probability of "face" exactly 2 times (regardless of order)?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 15CR
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1. A currency 4 times is launched successively. What is the probability of "face" in The first 2 releases and that does not come out in the last 2 launches? 2. A coin is launched 4 times. What is the probability of "face" exactly 2 times (regardless of order)?
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