Probability

Progress
Probability basics
Counting with permutations
Counting with combinations
Probability with counting, permutations, combinations
Quiz
9 questions from the previous 4 lessons
Next
Multiplication rule for independent events
Multiplication rule for dependent events
Addition rule for probability
Conditional probability
Simulation and randomness
Expected value
Unit test
13 questions
1Take a quiz to identify your areas for growth.
2Review the recommended lessons.
3Test yourself again to show your growth.
Lessons
Probability basicsCounting with permutationsCounting with combinationsProbability with counting, permutations, combinationsQuizMultiplication rule for independent eventsMultiplication rule for dependent eventsAddition rule for probabilityConditional probabilitySimulation and randomnessExpected valueUnit test
Probability basics
Learn
Intro to theoretical probability
Probability: the basics
Simple probability: yellow marble
Simple probability: non-blue marble
Experimental probability
Theoretical and experimental probabilites
Making predictions with probability
Intuitive sense of probabilities
Probability models example: frozen yogurt
Theoretical and experimental probability: Coin flips and die rolls
Practice
Simple probability
7 questions
Completed
Experimental probability
7 questions
Completed
Making predictions with probability
7 questions
Completed
Comparing probabilities
7 questions
Completed
Probability models
7 questions
Completed
Counting with permutations
Learn
Counting outcomes: flower pots
Count outcomes using tree diagram
Permutation formula
Possible three letter words
Ways to arrange colors
Ways to pick officers
Practice
The counting principle
4 questions
Completed
Permutations
4 questions
Completed
Counting with combinations
Learn
Intro to combinations
Combination formula
Handshaking combinations
Combination example: 9 card hands
Practice
Combinations
4 questions
Completed
Probability with counting, permutations, combinations
Learn
Probability with counting outcomes
Example: All the ways you can flip a coin
Example: Different ways to pick officers
Example: Combinatorics and probability
Mega millions jackpot probability
Practice
Probability with permutations and combinations
4 questions
Completed
Quiz
These 9 questions cover concepts in:
Probability basics
Counting with permutations
Counting with combinations
Probability with counting, permutations, combinations
Multiplication rule for independent events
Learn
Compound probability of independent events
Independent events example: test taking
Free-throw probability
Practice
Probabilities of compound events
7 questions
Completed
Independent probability
4 questions
Completed
Multiplication rule for dependent events
Learn
Dependent probability introduction
Independent & dependent probability
Dependent probability: coins
Practice
Dependent probability
4 questions
Completed
Addition rule for probability
Learn
Probability with Venn diagrams
Addition rule for probability
Addition rule for probability (basic)
Practice
Adding probabilities
4 questions
Completed
Conditional probability
Learn
Conditional probability using two-way tables
Simulation and randomness
Learn
Simulation and randomness: Random digit tables
Expected value
Learn
Expected value (basic)
Unit test
Test your understanding of Probability with these 13 questions.

It takes about 24 to 31 minutes to finish this test.