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Unformatted text preview: CS70: Satish Rao: Administration. I Midterm regrades requests taken until Friday after lecture. (Watch piazza!) I Anyone lose a water bottle from midterm? CS70: Satish Rao: Lecture 22. 1. Random Varianbles. 2. Distributions. 3. Expectation 4. Linearity of Expectation Questions about sample space... Experiment: roll two die. Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } How many heads in 100 coin tosses? Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } How many heads in 100 coin tosses? typically? Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } How many heads in 100 coin tosses? typically? Experiment: choose a random student in cs70. Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } How many heads in 100 coin tosses? typically? Experiment: choose a random student in cs70. Sample Space: { Adam , Jin , Bing ,..., Angeline } Questions about sample space... Experiment: roll two die. Sample Space: { ( 1 , 1 ) , ( 1 , 2 ) ,..., ( 6 , 6 ) } How many pips? typically? Experiment: flip 100 coins. Sample Space: { HHH ··· H , THH ··· H ,..., TTT ··· T } How many heads in 100 coin tosses? typically? Experiment: choose a random student in cs70. Sample Space: { Adam , Jin , Bing ,..., Angeline } What midterm score? Questions about sample space......
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This note was uploaded on 02/29/2012 for the course COMPSCI 70 taught by Professor Rau during the Fall '11 term at University of California, Berkeley.
 Fall '11
 Rau

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