**Probabilities - Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

**Probability Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

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**Mutually Exclusive Events**

2 mutually exclusive events A & B

**P(A or B) = P(A) + P(B)**- Events that cannot happen at the same time
- aka
**'OR'**rule

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**Non Mutually Exclusive Events . . .**

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**Mutually Exclusive Events**

**Mutually Exclusive Events**

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2 mutually exclusive events A & B
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**P(A or B) = P(A) + P(B)****Events that cannot happen at the same time****aka****'OR'**rule

**Probability Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

**.**

**Mutually Exclusive Events**

2 mutually exclusive events A & B

**P(A or B) = P(A) + P(B)**- Events that cannot happen at the same time
- aka
**'OR'**rule

**.**

**Non Mutually Exclusive Events . . .**

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** ****.**

**.**

**Non Mutually Exclusive Events**

**Non Mutually Exclusive Events****
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2 non mutually exclusive events A & B
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**P(A∪B) = P(A) + P(B) - P(A∩B)****A Union B**('OR' rule for non mutually exclusive events)

**Probability Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

**.**

**Mutually Exclusive Events**

2 mutually exclusive events A & B

**P(A or B) = P(A) + P(B)**- Events that cannot happen at the same time
- aka
**'OR'**rule

**.**

**Non Mutually Exclusive Events . . .**

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** ****.**

**.**

**Independent Events**

**Independent Events****
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2 independent events A & B
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**P(A and B) = P(A) × P(B)****Outcome of event A****does not impact**the probability of event B.**'AND'**rule for independent events

**Probability Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

**.**

**Mutually Exclusive Events**

2 mutually exclusive events A & B

**P(A or B) = P(A) + P(B)**- Events that cannot happen at the same time
- aka
**'OR'**rule

**.**

**Non Mutually Exclusive Events . . .**

*This video is restricted to members only. **Login or register to become a member.*

** ****.**

**.**

**Dependent Events**

**Dependent Events****
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**
2 dependent events A & B
**

**P(A and B) = P(A) × P(B|A)****Outcome of event A****does impact**the probability of event B.**'AND**' rule for dependent events

**Probability Events**

**Introduction to probabilities**

- Events / Sample Space
- Probability scale:
**Range from 0 to 1** - Probability of a single Event

**.**

**Mutually Exclusive Events**

2 mutually exclusive events A & B

**P(A or B) = P(A) + P(B)**- Events that cannot happen at the same time
- aka
**'OR'**rule

**.**

**Non Mutually Exclusive Events . . .**

*This video is restricted to members only. **Login or register to become a member.*