- 18:21, 9 March 2009 (diff | hist) . . (+32) . . 5. How many strings of 5 digits without repetitions contain 1 or 2 but not both? (current)
- 18:19, 9 March 2009 (diff | hist) . . (+3,210) . . N 5. How many strings of 5 digits without repetitions contain 1 or 2 but not both? (New page: 5. How many strings of 5 digits without repetitions contain 1 or 2 but not both? The only way that I can currently think of to solve this problem is to use an algorithm (there is probably...)
- 17:45, 9 March 2009 (diff | hist) . . (+1,449) . . N 4. In how many ways can 6 men and 8 women be lined up such that men are not adjacent? (New page: 4. In how many ways can 6 men and 8 women be lined up such that men are not adjacent? Since no men can be adjacent we know that each pair of men is separated by at least one woman as show...)
- 17:24, 9 March 2009 (diff | hist) . . (+17) . . 3. How many words of length 7 contain both "a" and "b"
- 17:23, 9 March 2009 (diff | hist) . . (+1,614) . . N 3. How many words of length 7 contain both "a" and "b" (New page: 3. How many words of length 7 contain both "a" and "b" Since order matters here, (ie. a word such as a_ _ _ _ _ b is different than b _ _ _ _ _ a, we cannot use C(7,2) to find the number ...)
- 16:54, 9 March 2009 (diff | hist) . . (+333) . . Midterm Practice Questions
- 16:52, 9 March 2009 (diff | hist) . . (+55) . . 2. What is the coefficient of x^3*y^6*z^5 in (x+y+z)^14? Explain in words why your answer is correct. (current)
- 16:52, 9 March 2009 (diff | hist) . . (+55) . . 1. How many bitstrings of length 10 have exactly four zeros?
- 16:51, 9 March 2009 (diff | hist) . . (+1) . . 2. What is the coefficient of x^3*y^6*z^5 in (x+y+z)^14? Explain in words why your answer is correct.
- 16:50, 9 March 2009 (diff | hist) . . (+488) . . N 2. What is the coefficient of x^3*y^6*z^5 in (x+y+z)^14? Explain in words why your answer is correct. (New page: 2. What is the coefficient of x^3*y^6*z^5 in (x+y+z)^14? Explain in words why your answer is correct. I'm no good at memorizing arbitrary formulas, but I do know that this uses the multin...)
- 16:32, 9 March 2009 (diff | hist) . . (+30) . . 1. How many bitstrings of length 10 have exactly four zeros?
- 16:32, 9 March 2009 (diff | hist) . . (+38) . . 1. How many bitstrings of length 10 have exactly four zeros?
- 16:31, 9 March 2009 (diff | hist) . . (+584) . . N 1. How many bitstrings of length 10 have exactly four zeros? (New page: 1. How many bitstrings of length 10 have exactly 4 zeros? We know that every bitstring has exactly 4 zeros, meaning that it also has exactly 6 ones. So, I think that the solution to this...)
- 15:57, 9 March 2009 (diff | hist) . . (+37) . . Midterm Practice Questions
- 15:54, 9 March 2009 (diff | hist) . . (-14) . . Midterm Practice Questions
- 15:50, 9 March 2009 (diff | hist) . . (+102) . . Midterm Practice Questions
- 15:46, 9 March 2009 (diff | hist) . . (-92) . . Midterm Practice Questions
- 15:43, 9 March 2009 (diff | hist) . . (+2,757) . . N Midterm Practice Questions (New page: Sample questions for the midterm: --------------------------------- 1. How many bitstrings of length 10 have exaclty four zeros? 2. What is the coefficient of x^3*y^6*z^5 in (x+y+z)^14? ...)
- 15:42, 9 March 2009 (diff | hist) . . (+33) . . MA375 (WaltherSpring2009)
- 06:53, 5 March 2009 (diff | hist) . . (+843) . . For Fun1 (current)
- 08:28, 12 February 2009 (diff | hist) . . (+12) . . Riddle 2 Solution
- 08:26, 12 February 2009 (diff | hist) . . (+1,096) . . N Riddle 2 Solution (New page: The best way to look at this problem is not to search for "the probability that he rolled a 6", but instead find the probability that he did NOT roll a 6. Also ignore who is rolling, only ...)
- 08:17, 12 February 2009 (diff | hist) . . (+29) . . Riddle2:
- 07:13, 12 February 2009 (diff | hist) . . (+3) . . MA 375 Spring 2009 Walther Homework 4 Number 46 (current)
- 07:12, 12 February 2009 (diff | hist) . . (+933) . . MA 375 Spring 2009 Walther Homework 4 Number 46
- 07:34, 30 January 2009 (diff | hist) . . (+14) . . Riddle1: Carnival Game Antics (current)
- 13:43, 26 January 2009 (diff | hist) . . (-2,598) . . Carnival Game Antics (Removing all content from page) (current)
- 13:40, 26 January 2009 (diff | hist) . . (-6,053) . . Solution (Removing all content from page) (current)
- 13:39, 26 January 2009 (diff | hist) . . (+6,053) . . N Riddle1: Solution (New page: Category:MA375Spring2009Walther --Msstaffo 17:51, 26 January 2009 (UTC) I will start by running a simulation of this game and discuss the probabilities of the first a...) (current)
- 13:39, 26 January 2009 (diff | hist) . . (+9) . . Riddle1: Carnival Game Antics
- 13:38, 26 January 2009 (diff | hist) . . (+2,598) . . N Riddle1: Carnival Game Antics (New page: Category:MA375Spring2009Walther This riddle was originally posted on the MA375 Rhea website for the class of Fall 08. [http://kiwi.ecn.purdue.edu/MA375Fall2008walther/index.php/New:_Ca...)
- 13:37, 26 January 2009 (diff | hist) . . (+22) . . Riddles and Fun
- 13:34, 26 January 2009 (diff | hist) . . (+36) . . Solution
- 13:32, 26 January 2009 (diff | hist) . . (+5) . . Carnival Game Antics
- 13:32, 26 January 2009 (diff | hist) . . (+36) . . Carnival Game Antics
- 13:31, 26 January 2009 (diff | hist) . . (+37) . . Riddles and Fun
- 13:29, 26 January 2009 (diff | hist) . . (+237) . . Solution
- 13:15, 26 January 2009 (diff | hist) . . (-5) . . Carnival Game Antics
- 13:13, 26 January 2009 (diff | hist) . . (+382) . . Carnival Game Antics
- 13:06, 26 January 2009 (diff | hist) . . (+858) . . Carnival Game Antics
- 12:58, 26 January 2009 (diff | hist) . . (+207) . . Riddles and Fun
- 12:51, 26 January 2009 (diff | hist) . . (+115) . . Solution
- 12:50, 26 January 2009 (diff | hist) . . (+5,665) . . N Solution (New page: I will start by running a simulation of this game and discuss the probabilities of the first and most likely 5 (of the infinite) possible outcomes of a single run. The following table su...)
- 12:48, 26 January 2009 (diff | hist) . . (+1,322) . . N Carnival Game Antics (New page: This riddle was originally posted on the MA375 Rhea website for the class of Fall 08. [http://kiwi.ecn.purdue.edu/MA375Fall2008walther/index.php/New:_Carnival_Game_Antics Here] is the orig...)
- 12:40, 26 January 2009 (diff | hist) . . (+24) . . N Riddles and Fun (New page: Carnival Game Antics)
- 12:39, 26 January 2009 (diff | hist) . . (+22) . . MA375 (WaltherSpring2009)
