Andy the Ant's Adventure

Discrete Mathematics Level 1

Andy the Ant is on a number line at the location 0. Each minute, he travels 1 unit to the right with probability \(\frac{3}{4}\) and 1 unit to the left with probability \(\frac{1}{4}\). What is the expected value for Andy’s location after one hour?

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Andy the Ant's Adventure

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Community

100 Day Summer Challenge

Andy the Ant's Adventure

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.