Home > Probability
Problems dealing with various probabilities, be it coin tossing or game winning.
M is an n-digit positive integer composed of a string of random decimal digits (no leading zero) selected from a uniform distribution. For each case below, determine the value of the smallest number of digits associated with a probability of at least 0.5 that M contains:
(A) all of the digits 0 to 9
(B) all of the 2-digit combinations 00, 01, ..., 99
(C) all of the 3-digit combinations 000, 001, ..., 999
Page 2 of 35
<< prev
Page 1
Page 2
Page 3
Page 4
Page 5
Page 6
Page 7
Page 8
Page 9
Page 10
Page 11
Page 12
Page 13
Page 14
Page 15
Page 16
Page 17
Page 18
Page 19
Page 20
Page 21
Page 22
Page 23
Page 24
Page 25
Page 26
Page 27
Page 28
Page 29
Page 30
Page 31
Page 32
Page 33
Page 34
Page 35
next >>
Testing Time Treat |
Rating: 5.00 Posted on 2023-12-15 by K Sengupta (Solution Posted, 3 Comments) Bug on a Cube 4 |
Posted on 2023-12-08 by Larry (No Solution Yet, 0 Comments) Bug on a Cube 3 |
Posted on 2023-12-05 by Larry (No Solution Yet, 3 Comments) Decimal Dice |
Rating: 5.00 Posted on 2023-12-03 by K Sengupta (Solution Posted, 2 Comments) Lighthouse Kerfuffle |
Posted on 2023-12-02 by Larry (No Solution Yet, 2 Comments) Bug on a Cube 2 |
Posted on 2023-11-27 by Jer (No Solution Yet, 5 Comments) Bug on a Cube |
Rating: 5.00 Posted on 2023-11-19 by K Sengupta (Solution Posted, 2 Comments) Sock Sorting Space |
Posted on 2023-09-30 by Jer (No Solution Yet, 2 Comments) Five Pins on a Board |
Rating: 5.00 Posted on 2023-09-27 by K Sengupta (Solution Posted, 3 Comments) Accuracy Ascertainment |
Rating: 4.50 Posted on 2023-09-11 by K Sengupta (Solution Posted, 6 Comments) Bulbs and Switches III |
Posted on 2023-09-10 by K Sengupta (No Solution Yet, 0 Comments) Matrix probability |
Posted on 2023-09-03 by Danish Ahmed Khan (No Solution Yet, 2 Comments) Ten not welcomed... |
Posted on 2023-08-30 by Ady TZIDON (No Solution Yet, 2 Comments) 7-11 game payoffs |
Posted on 2023-07-29 by Ady TZIDON (No Solution Yet, 2 Comments) Only two digits |
Posted on 2023-07-14 by Ady TZIDON (No Solution Yet, 5 Comments)
Please log in:
Forums (0)
Newest Problems
Random Problem
FAQ |
About This Site
Site Statistics
New Comments (9)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On
Chatterbox: