Answered: A coin is flipped 7 times where each…

A coin is flipped 7 times where each flip comes up either heads or tails. How many possible outcomes contain at least five heads?

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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Question

A coin is flipped 7 times where each flip comes up either heads or tails. How many possible outcomes contain at least five heads?

Expert Solution

Step 1

From the provided information,

A coin is flipped 7 times.

Total outcomes (N) = 2⁷ = 128

Number of trials (n) = 7

Probability of getting a head = 0.5

Step by step

Solved in 2 steps

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