Counting, permutations, and combinations
Combinatorics and probability
Explore counting principles, permutations, and combinations to master arranging objects and calculating probabilities, fostering logical thinking and analytical skills in math.
200+ videos and assessments
Standards aligned
Vetted by experts
VIDEOS
Probability using combinations
Khan Academy
•7th - 10th Grade
•10 Qs
Probability & combinations (2 of 2)
Khan Academy
•7th - 12th Grade
•10 Qs
Example: Different ways to pick officers
Khan Academy
•6th - 8th Grade
•6 Qs
Example: Combinatorics and probability
Khan Academy
•9th - 12th Grade
•10 Qs
Getting exactly two heads (combinatorics)
Khan Academy
•6th - 10th Grade
•10 Qs
Exactly three heads in five flips
Khan Academy
•6th - 10th Grade
•10 Qs
Example: Lottery probability
Khan Academy
•8th - 12th Grade
•10 Qs
Generalizing with binomial coefficients (bit advanced)
Khan Academy
•9th - 12th Grade
•10 Qs
Mega millions jackpot probability
Khan Academy
•7th - 12th Grade
•10 Qs
Conditional probability and combinations
Khan Academy
•9th - 12th Grade
•10 Qs
Birthday probability problem
Khan Academy
•7th - 12th Grade
•10 Qs
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