Sign In | Subscribe

Enter your Sign on user name and password.

Forgot password?
  • Follow us on:
Start learning today, and be successful in your academic & professional career. Start Today!
Loading video...
This is a quick preview of the lesson. For full access, please Log In or Sign up.
For more information, please see full course syllabus of Statistics
  • Discussion

  • Study Guides

  • Download Lecture Slides

  • Table of Contents

  • Related Books

Lecture Comments (6)

0 answers

Post by meteib alsubaie on November 16, 2013


2 answers

Last reply by: Sally Acebo
Sat Jun 14, 2014 6:57 PM

Post by Yuen Ting Wong on January 9, 2013

I get 646646 for the last question of Extra Example 2. How the answer was obtained. Should I enter (22C12) in my calculator?

0 answers

Post by Tachivei Mugadzaweta on November 15, 2012

I dont get how answer for example 2 was obtained.Can you please explain further

0 answers

Post by VK Rao on February 24, 2011

last problem for extra example 2 is 646646

Factorials, Combinations, Permutations

  • The counting rule is used as a quick way to find the total number of outcomes for an experiment.

  • When calculating combinations, order does not matter.

  • When calculating permutations, order does matter.

Factorials, Combinations, Permutations

Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.

  • Intro 0:00
  • Counting Rule 0:08
    • Example: Coin Toss
    • Example: Football Team
  • Factorials 2:54
    • Example
    • Zero Factorial
    • Example
  • Combinations 5:16
    • Example
  • Permutations 8:16
    • Example
  • Extra Example 1
  • Extra Example 2