Mathematics · Probability & Random Walk
A 1-dimensional random walker's displacement is always positive and is equally likely to be anywhere in the range [L, L + b]. After N statistically independent steps, the mean distance covered by the walker is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1NL
- 2N√(L2 + b2)
- 3N(L + b2)✓
- 4NL + b√N
Correct answer
N(L + b2)
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