gavinksong 11 Report post Posted October 17, 2014 This is a variant of BMAD's recent post on the probability of choosing a natural number with a 1 in the digits. From the set of all natural numbers... 1) What is the probability of choosing a natural number whose digits sum to an even number? 2) What is the probability of choosing a natural number whose digits sum to a number divisible by N? Quote Share this post Link to post Share on other sites
0 DeGe 9 Report post Posted October 17, 2014 0.5 the digit sum will be either odd or even with equal probability 1/N All numbers have equal probability Quote Share this post Link to post Share on other sites
This is a variant of BMAD's recent post on the probability of choosing a natural number with a 1 in the digits.
From the set of all natural numbers...
1) What is the probability of choosing a natural number whose digits sum to an even number?
2) What is the probability of choosing a natural number whose digits sum to a number divisible by N?
Share this post
Link to post
Share on other sites