Same birthday probability as you Calculator

  1. Home
  2.  / Mathematics
  3.  / Various probability

Calculates the probability that someone in a group have the same birthday as you.

Same birthday probability as you
n
    2. persons
    3. including you
    1. Probability with same birthdays
        p(n)
    1.  
    2. %
Probability that someone in a group have the same birthday as you.


This calculation ignores the existence of leap years.
    Same birthday probability as you
    [0-0] / 0Disp-Num
    BACK NEXT
    The message is not registered.

    BACK NEXT

    Thank you for your questionnaire.

    Sending completion



    Back

    To improve this 'Same birthday probability as you Calculator', please fill in questionnaire.
    Age


    Occupation


    Useful?

    Purpose of use?
    Comment/Request (Click here to report a bug).Bug report (Click here to report questionnaire.）
    Calculation bug(Please enter information such as specific input values, calculation result, correct result, and reference materials (URL and documents).)
    Text bug(Please enter information such as wrong and correct texts)
    Your feedback and comments may be posted as customer voice.
    送信