Khan Academy Static

This tutorial will apply the permutation and combination tools you learned in the last tutorial to problems of probability. You'll finally learn that there may be better "investments" than poring all your money into the Powerball Lottery.

4944_Example_Different_ways_to_pick_officers.html

4945_Example_Combinatorics_and_probability.html

4948_Birthday_probability_problem.html

4942_Exactly_three_heads_in_five_flips.html

4941_Getting_exactly_two_heads_combinatorics_.html

4939_Probability_combinations_2_of_2_.html

4940_Probability_with_counting_outcomes.html

4946_Example_Lottery_probability.html

4938_Probability_using_combinations.html

4947_Mega_millions_jackpot_probability.html

4943_Generalizing_with_binomial_coefficients_bit_advanced_.html