Random Walk

Calculate Random Walk instantly with the exact formula and a worked example.

Random Walk

Steps n
SD = √n
10
Var = n, SD = √nCalculate Random Walk instantly with the exact formula and a worked example.
n
100
SD
10

More about: Random Walk

What it calculates

The “Random Walk” calculator computes SD = √n from 1 parameter: steps n.

A core calculation for studying, engineering tasks, and checking solutions.

Example calculation

With parameters Steps n = 100 the result is 10 (Var = n, SD = √n).

How to use

  1. Enter steps n — each field above is adjustable with a slider.
  2. SD = √n is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Random Walk calculated?
The Random Walk calculator computes SD = √n from steps n. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Random Walk calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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