Complexity Explorer Santa Fe Institute

Maximum Entropy Methods

Lead instructor: Simon DeDeo

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2.1 A Simple Example: Waiting for a Taxicab » Quiz 2 Solution

1) The answer is c.  Use -∑p log(p) where log is the natural logarithm.  We have - 1 log(1) + -0 log(0) = - log(1) = 0.

2) The answer is b. We have - .5 log(.5) + -.5 log(.5) = - log(.5) = 0.693.