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  1. L

    Probability problem

    Thank you very much, fed2! Highly appreciation!:) Kind regards, Lidia
  2. L

    Probability problem

    Hi team, I kindly asked for your help in order to solve a probability problem. I tried to figure out how to solve it, unfortunately with to much success... We have 1000 balls - 970 white and 30 black. The question is: by picking 500 balls from 1000 balls in total, which is the probability to...
  3. L

    Probability question

    Hi Katxt, Thank you so much for your reply! Highly appreciated! :) Lidia
  4. L

    Probability question

    Hi guys, I have a probability question that I really tryed to solved, but seems to be to hard for my actual knowledge. I would kindly asked if you can help me with that. We have 985 white balls and 15 black balls, randomly distributed in the white balls. All 1000 balls are splited in grups of...