A bunch of “digital drunks” can only take steps of (+1, 0, −1) meters in the x direction. A strong wind is blowing, so the probabilities are not symmetrical, being given by P(−1) = 0.3, P(0) = 0.2, P(+1) = 0.5. What are the average distance gone and the standard deviation for
(a) one step,
(b) 400 steps?
Save your time - order a paper!
Get your paper written from scratch within the tight deadline. Our service is a reliable solution to all your troubles. Place an order on any task and we will take care of it. You won’t have to worry about the quality and deadlinesOrder Paper Now
(c) What is the ratio σ/ for one step and for 400 steps?