Question: The joint probabilities are summarized in the table below and we found P ( I ) = 0.085. Compute the posterior probabilities, rounding the results

The joint probabilities are summarized in the table below and we found P(I) = 0.085. Compute the posterior probabilities, rounding the results to four decimal places.

States of Nature Prior Probabilities

P(sj)

Conditional Probabilities

P(I|sj)

Joint Probabilities

P(I sj)

Posterior Probabilities

P(sj|I)

s1

0.4 0.1 0.04
P(s1|I) =
P(I s1)
P(I)

=
0.04
0.085

=

s2

0.5 0.05 0.025

s3

0.1 0.2 0.02

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