Explore BrainMass
Share

Explore BrainMass

    Probability-Four digit number

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    You are assigned a four-digit PIN by your bank. What is the probability that the four digits in your PIN will be distinct?

    Please show how you achieve the answer.

    © BrainMass Inc. brainmass.com October 10, 2019, 12:33 am ad1c9bdddf
    https://brainmass.com/math/probability/permutations-probability-combination-296197

    Solution Preview

    Permutations, Probability and Combination
    You are assigned a four-digit PIN by your bank. What is the probability that the four digits in your PIN will be distinct?
    Answer
    A four-digit number can be formed by filling each of the places with digits 0 to 9. ...

    Solution Summary

    The solution provides step by step method for the calculation of probability of four digits of a PIN being distinct. Formula for the calculation is also included.

    $2.19