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Introduction to Counting & ProbabilityFundamentals of counting and probability, including casework, multiplication, permutations, combinations, Pascal's triangle, probability, combinatorial identities, and the Binomial Theorem.This course is University of California ag approved. Click here for more details. 
12 weeks 
12 weeks ARE YOU READY? DO YOU NEED THIS? 
Schedule
Friday
Aug 5  Oct 21 
7:30  9:00
PM ET
Aug 5  Oct 21
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Emily McCullough 
$285
$327 w/books

$285
With Books $327

Thursday
Sep 22  Dec 15 
7:30  9:00
PM ET
Sep 22  Dec 15
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
sarahmarie belcastro 
$285
$327 w/books

$285
With Books $327

Tuesday
Sep 27  Dec 20 
7:30  9:00
PM ET
Sep 27  Dec 20
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Brent Nicklas 
$285
$327 w/books

$285
With Books $327

Monday
Nov 7  Feb 13 
7:30  9:00
PM ET
Nov 7  Feb 13
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Jon Joseph 
$285
$327 w/books

$285
With Books $327

Monday
Jan 30  Apr 17 
7:30  9:00
PM ET
Jan 30  Apr 17
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Dylan Yott 
$295
$337 w/books

$295
ENROLL
With Books $337

Wednesday
Feb 8  Apr 26 
7:30  9:00
PM ET
Feb 8  Apr 26
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Luis Ares 
$295
$337 w/books

$295
ENROLL
With Books $337

Thursday
Feb 16  May 4 
7:30  9:00
PM ET
Feb 16  May 4
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Carl Yerger 
$295
$337 w/books

$295
ENROLL
With Books $337

Friday
Mar 3  May 19 
7:30  9:00
PM ET
Mar 3  May 19
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
sarahmarie belcastro 
$295
$337 w/books

$295
ENROLL
With Books $337

Tuesday
Mar 21  Jun 6 
7:30  9:00
PM ET
Mar 21  Jun 6
7:30  9:00 PM Eastern 6:30  8:00 PM Central 5:30  7:00 PM Mountain 4:30  6:00 PM Pacific Click here to see more time zones 
Dana Paquin 
$295
$337 w/books

$295
ENROLL
With Books $337

Summer 2017  This course will be offered in Summer 2017. Click here to join our mailing list to be notified when the course schedule is available. 
AoPS Holidays
There are no classes May 29 or July 4.
Who Should Take?
This course is appropriate for students in grades 69 who have mastered basic algebra up through solving linear equations and manipulating multivariable expressions. Students who have completed our Introduction to Algebra A course should have sufficient background. This course is roughly the same difficulty as our Introduction to Number Theory class. For those preparing for contests, this course should help with MATHCOUNTS and the AMC 8/10/12 tests.Lessons
Lesson 1  Lists, Venn Diagrams, Addition, Multiplication 
Lesson 2  Casework, Constructions, and Restriction 
Lesson 3  Overcounting and Combinations 
Lesson 4  Combinations and Distinguishability 
Lesson 5  Challenging Problems Day 
Lesson 6  Introduction to Probability 
Lesson 7  Probability and Arithmetic 
Lesson 8  Geometric Probability, Think About It!, and Expected Value 
Lesson 9  Pascal's Triangle and Identities 
Lesson 10  The Hockey Stick Identity 
Lesson 11  The Binomial Theorem 
Lesson 12  Challenging Problems Day 2 
Required Textbook
Introduction to Counting & Probability
A thorough introduction for students in grades 710 to counting and probability topics such as permutations, combinations, Pascal's triangle, geometric probability, basic combinatorial identities, the Binomial Theorem, and more.
