My Math Forum  

Go Back   My Math Forum > High School Math Forum > Probability and Statistics

Probability and Statistics Basic Probability and Statistics Math Forum


Reply
 
LinkBack Thread Tools Display Modes
March 27th, 2011, 06:50 PM   #1
Newbie
 
Joined: Mar 2011

Posts: 1
Thanks: 0

Deck of Cards Probability

You are dealt 4 cards from a standard deck of cards. What is the probability you get a 4 card straight, in a black suit, starting with Jack and ending with Ace?
carolinegustin is offline  
 
March 27th, 2011, 06:57 PM   #2
Senior Member
 
MarkFL's Avatar
 
Joined: Jul 2010
From: St. Augustine, FL., U.S.A.'s oldest city

Posts: 12,211
Thanks: 521

Math Focus: Calculus/ODEs
Re: Deck of Cards Probability

There are only two such hands, one in clubs and one in spades. The total number of 4 card hands is:

thus the probability is
MarkFL is offline  
March 27th, 2011, 07:23 PM   #3
Global Moderator
 
greg1313's Avatar
 
Joined: Oct 2008
From: London, Ontario, Canada - The Forest City

Posts: 7,935
Thanks: 1129

Math Focus: Elementary mathematics and beyond
Re: Deck of Cards Probability

Quote:
Originally Posted by MarkFL
There are only two such hands, one in clubs and one in spades.
We are looking for straights, not flushes.

greg1313 is offline  
March 27th, 2011, 07:28 PM   #4
Senior Member
 
MarkFL's Avatar
 
Joined: Jul 2010
From: St. Augustine, FL., U.S.A.'s oldest city

Posts: 12,211
Thanks: 521

Math Focus: Calculus/ODEs
Re: Deck of Cards Probability

Ah yes, big difference between a straight and a straight flush!!

You're right, there are such hands. Thanks for catching that flub!
MarkFL is offline  
Reply

  My Math Forum > High School Math Forum > Probability and Statistics

Tags
cards, deck, probability



Thread Tools
Display Modes


Similar Threads
Thread Thread Starter Forum Replies Last Post
A deck of cards pedro malafaya Elementary Math 3 May 27th, 2013 07:56 AM
Probability with Deck of Cards flyingL123 Advanced Statistics 1 October 16th, 2011 10:05 PM
Fair deck of 52 Cards wowbringer Algebra 1 March 17th, 2011 09:05 PM
Lightly or heavily shuffling a deck of cards Markgm Art 5 December 28th, 2010 07:59 AM
Possibilities with a standard deck of cards? Krimi Algebra 3 January 19th, 2008 07:52 PM





Copyright © 2019 My Math Forum. All rights reserved.