Lesson 1--- Probability
- Basic Principle of Counting-- Multiplication
- For each of n different experimental outcomes you have
m outcomes then totally you have m*n outcomes of
two experiments
- You are going to take two classes. First class is either
Mat,Bio or English. How many different combinations of class
types?
- flip a coin twice . How many outcomes. Binary numbers.
- two children sex m or f.
- two elements. how many sets.
- how many binary functions on 2 points a,b.
- two throws of a die
- one throw of two dice
- often useful to create table
- two urns -- 5 W 6B, 3W 8B each ball is different-- how
many different combinations of picks
- how many different color picks