Problem 237. Half?

Created by AMITAVA BISWAS

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?><w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?</w:t></w:r></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

514 Solutions
208 Solvers

Last Solution submitted on Sep 13, 2021

Last 200 Solutions

Problem Comments

2 Comments

2 Comments

Peter Wittenberg on 19 Dec 2012

binopdf(x/2,x,0.5) should yield the smallest solution. However, binopdf gets hung up on the input type. Does anyone know why?

J.R.! Menzinger on 18 Mar 2013

the function you try to use belongs to the Statistics Toolbox, on cody it is only allowed to use Matlab alone, without toolboxes.

Read the notes on the right side in this link:
http://www.mathworks.de/matlabcentral/about/cody/#contribute_problems

Solution Comments

Solution 3542855

1 Comment

1 Comment

Soobok on 4 Nov 2020

{The number of cases of OOOOXXXX, OOOXOXXX,...., XXXXOOOO}
x(1/2)^(x),
is equal to
y = 2^-(x)*factorial(x)/(factorial(x/2)*factorial(x/2)).

Problem Recent Solvers208

Problem Tags

gamble

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 237. Half?

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers208

Suggested Problems

More from this Author100

Problem Tags

Community Treasure Hunt

Problem 237. Half?

Solution Stats

Last 200 Solutions

Problem Comments

Solution Comments

Problem Recent Solvers208

Suggested Problems

More from this Author100

Problem Tags

Community Treasure Hunt

Players