Last Updated on August 8, 2022 by shibatau

## I. Probability Interpretations

Probability Interpretations try to answer what do we do with probability. There are two main position:

### 1.Probability measure the real, physical, tendency of something to occur

It is called physical, objective or frequency probabilities.

The two main interpretations of physical probability:

**Frequentist **interpretation: Venn, Reichenbach and von Mises.

**Propensity** interpretation: Popper, Miller, Giere and Fetzer.

### 2.Probability measure how strongly one believes something will occur

It is called **evidential probability**, also called **Bayesian probability**.

Evidential probabilities show how strongly he or she believes it will occur and can be calculated in terms of dispositions to gamble at certain odds.

The four main interpretation of evidential probability:

**Classical** interpretation: Laplace.

**Subjective** interpretation: de Finetti, Savage.

**Epistemic** or inductive interpretation: Ramsey, Cox.

**Logical** interpretation: Keynes, Carnap.

Source:

To be continued.