Which of the Following Are Properties of a Valid Discrete $\Sigma$

question 134

Multiple Choice

Which of the following are properties of a valid discrete probability distribution?

• A)p(X)
• B) \(\Sigma\)p(X)= 1
• C)A only
• D)B only
• E)A and B

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Definitions:

John Wayne

An iconic American film actor famous for his roles in Westerns and war movies.

Representativeness Heuristic

The representativeness heuristic is a cognitive bias where individuals judge the probability or frequency of a hypothesis by considering how much the hypothesis resembles available data.

Base-Rate Effect

A cognitive error whereby people judge the likelihood of an event by intuitive examples rather than by statistical evidence.

Availability Heuristic

A cognitive shortcut based on the first examples that appear in someone's thoughts when assessing a certain topic, idea, strategy, or choice.