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Instructions

Homework 2 can be downloaded here on the ECE 302 course website.

Problem 1: Unfair Coin Game

Bob, Carol, Ted and Alice take turns (in that order) tossing a coin with probability of tossing a Head, $ P (H) = p $, where $ 0 < p < 1 $. The first one to toss a Head wins the game. Calculate $ P(B) $, $ P(C) $, $ P(T) $, and $ P(A) $, the win probabilities for Bob, Carol, Ted and Alice, respectively. Also show that

  • (a) $ P (B) > P (C) > P (T ) > P (A) $
  • (b) $ P (B) + P (C) + P (T ) + P (A) = 1 $

HW 2.1 Sahil Khosla _ECE302Fall2008sanghavi

HW2.1 Chris Cadwallader_ECE302Fall2008sanghavi

Problem 2: Stadium Mingling

In how many ways can 8 people be seated in a row if

  • (a) there are no restrictions on the seating arrangement;
  • (b) persons $ A $ and $ B $ must sit next to each other;
  • (c) there are 4 men and 4 women and no 2 men or 2 women can sit next to each other;
  • (d) there are 5 men and they must sit next to each other;
  • (e) there 4 married couples and each must sit together?

HW2.2 Sujay Sanghavi_ECE302Fall2008sanghavi

HW2.2 Brian Thomas_ECE302Fall2008sanghavi - On how to simplify the problem

HW2.2 Evan Clinton_ECE302Fall2008sanghavi

HW2.2 Josh Long_ECE302Fall2008sanghavi - A's & Q's

Problem 3: Trick Cards

HW2.3 Gregory Pajot_ECE302Fall2008sanghavi

HW2.3 Emily Blount_ECE302Fall2008sanghavi

Problem 4: Two-timer

HW2.4 Sujay Sanghavi_ECE302Fall2008sanghavi HW2.4 Zhongtian Wang_ECE302Fall2008sanghavi- general procedure

Problem 5: Redeye

HW2.5 Landis Huffman_ECE302Fall2008sanghavi

Alumni Liaison

Correspondence Chess Grandmaster and Purdue Alumni

Prof. Dan Fleetwood