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 spending all your money on the Powerball Lottery.

7726_Example_Combinatorics_and_probability.html

7723_Probability_with_counting_outcomes.html

7724_Example_All_the_ways_you_can_flip_a_coin.html

7725_Example_Different_ways_to_pick_officers.html

7727_Mega_millions_jackpot_probability.html