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Home > A2C > Chapter 12 > Lesson 12.4.2 > Problem 12-180

12-180.

Five coins are tossed. What is the probability that exactly two are heads? Homework Help ✎

Since the tosses are independent, how many total outcomes could there be in 5 tosses?

2 · 2 · 2 · 2 · 2 · = 32

Order does not matter, use 5C2.

5C2 = 10