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education/statistics/Probability.md
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@ -27,7 +27,7 @@ To find the probability of two independent events taking place, you can multiply
p(a) * p(b) = p(both a and b taking place) p(a) * p(b) = p(both a and b taking place)
``` ```
To find the probability of one event or another event taking place, you can add the probability of those two events together To find the probability of one event or another event taking place, you can add the probability of those two events together, given they are mutually exclusive.
``` ```
p(a) + p(b) = p(a or b taking place) p(a) + p(b) = p(a or b taking place)
``` ```
@ -38,7 +38,7 @@ If an event is influenced by other events, it is considered dependent. An exampl
This is also known as conditional chance. This is also known as conditional chance.
### Mutually Exclusive Events ### Mutually Exclusive Events
Mutually exclusive events are events that cannot both occur within a given set of measurements. An example of this might be flipping a coin and getting both heads and tails on the same toss. You can only add the chance of two events together if the events are mutually exc Mutually exclusive events are events that cannot both occur within a given set of measurements. An example of this might be flipping a coin and getting both heads and tails on the same toss. You can only add the chance of two events together if the events are mutually exclusive.
| Phrase | Definition | | Phrase | Definition |
| ---- | ---- | | ---- | ---- |