stat 2300 Chapter 5.2-.3
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Last updated 4:21 AM on 9/25/22
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10 Terms
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independent
if knowing whether one event occurs does not effect the probability that the other event occurs
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P(A and B)
P(A) x P(B)
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if mutually exclusive P (A or B)
P(A) + P(B)
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P(A or B)
P(A) + P(B) - P(A or B)
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P(at least one)
= 1 - P(none)
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dependent
one occurrence of a certain event effects the occurrence of a different event
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mutually exclusive (disjoint)
do not have any common outcomes
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intersection
two events A and B consists of the outcomes in both A and B
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union
two events A and B consists of the outcomes that are in A or B. In probability, "A or B" denotes that A occurs or B occurs or both occur.
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Venn diagram
a diagram that uses circles to represent mathematical or logical sets pictorially inside a rectangle
