Event 1 The Prior Probabilities of Events A₁,A₂,and A₃ Are P(A₁)= .50,P(A₂)=

question 54

Short Answer

Event 1
The prior probabilities of events A₁,A₂,and A₃ are P(A₁)= .50,P(A₂)= .20 and P(A₃)= .30.The conditional probabilities of event B given A₁,A₂,and A₃ are P(B / A₁)= .40,P(B / A₂)= .50 and P(B / A₃)= .30.
-Ten students from an economics class have formed a study group.Each may or may not attend a study session.Assuming that the members will be making independent decisions on whether or not to attend,how many different possibilities exist for the composition of the study session?

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Definitions:

Denisovans

An extinct species or subspecies of archaic humans in the genus Homo, known from DNA evidence and a few fossil remnants found in Siberia.

Blade Tools

Prehistoric stone tools characterized by their elongated, blade-like shape, used by early humans and hominins.

Homo Erectus

An extinct species of human that lived approximately 1.9 million to 143,000 years ago, known for its upright walking ability.

Pendants

Jewelry items that hang from a chain worn around the neck.