Question

I think the Lecture code of lecture 12 includes a bug.
In the definition of simWalks, there is a statement such that distances.append(walk(f, homer, numTrials)). The correct statement is distances.append(walk(f, homer, numSteps)).

Answer 1

@bwCA you looked at lec12 code?

Answer 2

Of course, YES.
http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-00sc-introduction-to-computer-science-and-programming-spring-2011/unit-2/lecture-12-introduction-to-simulation-and-random-walks/lec12.py

Answer 3

I am now watching lecture 13. In lec 13, Prof. Guttag corrected the bug.