probabilità erasmus
TRANSCRIPT
PROBABILITY COTRONEO ALESSIA, NOTARANGELO CHIARA, GALLO GIOVANNI, FILICE DAVIDE
PROBABILITY PROBABILITY is the ratio between a confirmed event and a
possible event
But this definition has got two disadvantages
All the events must have the same probability of happening
It presumes a finished number of possible cases
∞∞
EVENTS CATEGORISATION
0
impossible event
1/2 1
Sure event
Less probable event
Very probable event
Independent events
dependent Events
EVENTS
When the happening of one event does not modify the probability of the other event
When the happening of one event modifies the probability of the other event
EXAMPLES OF …
INDEPENDENT EVENTS
Probability of picking a king from a deck of cards
Probability of picking a blue marble inside a bag full of marbles
DEPENDENT EVENTS
Probability of picking a king from a deck of cards
Probability of picking an ace from the same deck
THE THREE DOORS GAME