
Dennis Gimlin
Followers: 0 Following: 0
Feeds
已解决
Compute Area from Fixed Sum Cumulative Probability
In Matlab the code v = rand(1,3); v = v/sum(v); is sometimes suggested as a convenient means of generating three rando...
4 years 前
已解决
Rate of event occurence: find percentiles of the distribution (for smallish rates)
*In this problem you need to find the 5th and 95th percentiles of a Poisson distribution defined by parameter _μ_ (the mean rate...
4 years 前
已解决
Mean = Standard Deviation
Create a series with following properties; # All of the members should be positive integer # Mean of the series should be in...
4 years 前
已解决
Given n, create n random numbers such that their standard deviation is also n.
Given n, create n random numbers such that their standard deviation is also n.
4 years 前
已解决
Eliminate Outliers Using Interquartile Range
Given a vector with your "data" find the outliers and remove them. To determine whether data contains an outlier: # Identi...
4 years 前
已解决
Guess the number I'm thinking of
In this game you are competing against two other people to guess the number that I'm thinking of. # I randomly choose an *i...
4 years 前
已解决
Chess probability
The difference in the ratings between two players serves as a predictor of the outcome of a match (the <http://en.wikipedia.org/...
4 years 前
已解决
Cumulative probability of finding an unlikely combination
This is a supplemental problem to the <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition CryptoMath> ...
4 years 前
已解决
Probability of red tulips (at both ends of a row)
I planted tulip bulbs in a row on my flower bed. I thought that I had planted white tulips all. However, later, it turned out t...
4 years 前
已解决
Probabilities - More brains than luck
This problem is related to <http://it.mathworks.com/matlabcentral/cody/problems/596-more-luck-than-brains Problem 596. More luck...
4 years 前
已解决
Test Driven Solution - Probability Problem 3
*Problem:* Without any Cody cheats, write code that passes the test suite. *Hint:* The test suite gets samples from the proba...
4 years 前
已解决
Test Driven Solution - Probability Problem 2
*Problem:* Without any Cody cheats, write code that passes the test suite. *Hint:* The test suite gets samples from the proba...
4 years 前
已解决
Test Driven Solution - Probability Problem 1
*Problem:* Without any Cody cheats, write code that passes the test suite. *Hint:* The test suite gets samples from the proba...
4 years 前
已解决
Generating random matrix with given probability mass function
Inspired by <http://www.mathworks.com/matlabcentral/cody/problems/2356-simulating-the-selection-of-a-state-with-given-probabilit...
4 years 前
已解决
Simulating the selection of a state with given probabilities
Lets say we have 3 different states [1,2,3] with the probabilities of occurrences of each state is given as [0.5 0.2 0.3]. Which...
4 years 前
已解决
What are the odds?
Two numbers, A and B are drawn randomly and uniformly on [-R,R]. What is the probability that A*B < A+B. Your function should ...
4 years 前
已解决
If you prick us, do we not bleed?
While doing some quick sewing to fix up your child's Halloween costume, you accidentally jab your finger with the needle. Refle...
4 years 前
已解决
Probability of Choosing a Red Ball
Given two jars of red and blue balls, find the probability of choosing a red ball from Jar 1 after going through the steps. ...
4 years 前
已解决
Throwing Dice - Will You Be Eaten By The Dragon?
You and a dragon have agreed to let dice rolls determine whether it eats you or not. The dragon will roll a single die, of x ...
4 years 前
已解决
Unique dice configurations
Given a number of dice N and the number of sides on each die S, write a MATLAB function that will output how many unique permuta...
4 years 前
已解决
German tank problem
The <http://en.wikipedia.org/wiki/German_tank_problem German tank problem> is a well-known statistical problem that attempts to ...
4 years 前
已解决
Penny flipping - calculate winning probability (easy)
Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...
4 years 前
已解决
Coin change combinations.
Using only pennies (1), nickels (5), dimes (10), quarters (25), half dollars (50), and dollars (100), how many different combina...
4 years 前
已解决
Does the coin touch the line?
If we throw a coin that has a diameter of d, its center will land in a grid n x m. What is the probability that the coin land...
4 years 前
已解决
Coin Tossing: Probability of Same Heads for N tosses
A pair of physicists toss a coin n times each. What is the probability that they tossed the same number of heads? *Input:*...
4 years 前
已解决
The almost-birthday problem.
This is a harder version of the birthday problem. Now, you will have to determine the probability that two or more people in a r...
4 years 前
已解决
Calculate the probability that at least two people in a group share the same birthday.
Calculate the probability that at least two people in a group share the same birthday. Given an integer input n, return to 0.015...
4 years 前
已解决
The Birthday Phenomenon
First off, leap years are not being considered for this. In fact the year that people are born shouldn't be taken into considera...
4 years 前
已解决
Don't be mean. Be nice!
For this problem, you will be given a range of single digits R, and a separate number K. You job is to calculate the mean of al...
4 years 前
已解决
Determine if a Given Number is a Triangle Number
*Description:* Determine if the elements of an input array are triangle numbers and return the result as an array with the sa...
4 years 前