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10 Cards in this Set
- Front
- Back
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MUTUALLY EXCLUSIVE |
if two events cannot occur together i.e one occurs when the other can't |
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A U B |
{ W € S , W € A or W € B } |
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A n B |
{ W € S , W € A & W € B } |
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Ā or A^c |
W € S , W €! A |
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A ∆ B |
(A-B) U (B-A) |
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COMMUTATIVE LAW |
A U B = B U A A n B = B n A |
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associative law |
(AUB) U C = A U (BUC) A n (BnC) = (AnB) n C |
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DISTRIBUTIVE LAW |
A n (BUC) = AnB U AnC A U (BnC) = AUB n AUC |
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DE MORGAN'S LAW |
AUB = A' n B' |
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CLASSICAL (or mathematical or priori) PROBABILITY |
if a random experiment or a trial results in 'n' exhaustive , mutually exclusive and equally likely outcome, out of whuch 'm' are favourable to the occurance of an event 'E' denoted by P(E) P (E) = m/n |
