~/math / Linearity of expectation
Counting runs
mediumYou flip a fair coin 10 times. A run is a maximal block of equal outcomes (HHTHH has 3 runs). What is the expected number of runs?
~/math / Linearity of expectation
You flip a fair coin 10 times. A run is a maximal block of equal outcomes (HHTHH has 3 runs). What is the expected number of runs?