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Lawson Stats1

Theories - Data

When ever event for x event fory


1.     Falsipationist - start with you theory, generate formula and then go to data to check

Textbooks present that way

2.     Instrumentalist - you start with data and look what theory is consistent with it, easier.

Real life


1.     Subjective degree of belief eg. Savage/Ramsey

2.     Logical probability - objective degree of belief

a/h=p a:preposition, h:evidence, p:probability

3.     Probability is an aspect of external reality (freq. of events) eg Knight, Lucaas, Rat


1.     situation of known probabilities

2.     situation where probabilities are unknown

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