Results 1 to 3 of 3

Thread: Probability that two integers selected at random are prime to each other.

  1. #1
    Member
    Joined
    Feb 2010
    Posts
    107

    Probability that two integers selected at random are prime to each other.

    What is the chance that two integers selected at random are prime to each other ? Please help me in solving it
    Follow Math Help Forum on Facebook and Google+

  2. #2
    MHF Contributor
    Joined
    Oct 2009
    Posts
    5,573
    Thanks
    789

    Re: Probability that two integers selected at random are prime to each other.

    It is not clear what probability measure to use on subsets of natural numbers.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Banned
    Joined
    Dec 2007
    From
    Ottawa, Canada
    Posts
    3,184
    Thanks
    80

    Re: Probability that two integers selected at random are prime to each other.

    Simple example: 5,10,15
    5,10
    5,15
    10,15 ***

    Probability is 1/3; is that what you mean?
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 3
    Last Post: Apr 17th 2011, 10:56 AM
  2. [SOLVED] Conditinal Probability with numbers selected at random
    Posted in the Advanced Statistics Forum
    Replies: 3
    Last Post: Oct 6th 2010, 08:35 PM
  3. Replies: 1
    Last Post: Jun 5th 2010, 01:07 PM
  4. A random sample of size 36 is selected...?
    Posted in the Advanced Statistics Forum
    Replies: 3
    Last Post: Feb 1st 2010, 12:01 AM
  5. Probability that at least 1 was selected
    Posted in the Advanced Statistics Forum
    Replies: 3
    Last Post: Feb 25th 2008, 04:43 PM

Search Tags


/mathhelpforum @mathhelpforum