Statistics Test 4 Johnson

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Statistics

Probability

12th

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10 Terms

1
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Mutually Exclusive means...
...events can't happen at the same time.
2
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Independent means...
...one event has no effect on the other.
3
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You can show Independence by...
...showing P(A) equals (A/B) or by showing the P(A) times the P(B) is equal to the P(A and B)
4
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A tree diagram contains...
...P(A), P(A/B), and the P(A and B)
5
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When finding the P(A or B)...
...consider subtracting any "overlap"
6
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Use the "Multiplication Principle" to...
...find the total outcomes
7
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Complementary events ...
...always add up to 1.
8
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Raining and Not Raining
Complementary Events
9
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None and At Least One
Complementary Events
10
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You can only multiply the P(A) times the P(B) if ...
...the events are independent.