Unformatted text preview: Also the probability of either of these happening is 0.5. Also assume that the movement of a share price is completely independent of its movement in the past. This is known as a random walk. 207.36 172.8 155.52 144 155.52 129.6 116.64 120 155.52 129.6 116.64 108 116.64 97.2 87.48 100 155.52 129.6 116.64 108 116.64 97.2 87.48 90 116.64 97.2 87.48 81 87.48 72.9 65.61...
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 Two '10
 John
 Probability, Probability theory, Stochastic process, Harshad number

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