The movements of an object or changes in a variable that follow no discernible pattern or trend.
- This book popularized the ideas that the stock market is efficient and that its prices follow a random walk.
- For example, the path taken by an individual molecule in a gas is very well modeled as a random walk, entirely probabilistic in its nature.
- We observe good random walks for all these quantities.
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Syllabification: ran·dom walk
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