There Is an Option of Paying $100 to Have Research

question 27

Multiple Choice

There is an option of paying $100 to have research done to better predict which state of nature will occur.When the true state of nature is S1,the research will accurately predict S1 60% of the time.When the true state of nature is S2,the research will accurately predict S2 80% of the time.
-Given that the research is done,what is the joint probability that the state of nature is S2 and the research predicts S2?

• A)0 08
• B)0 16
• C)0 24
• D)0 32
• E)0 36

---

Definitions:

Two-choice Discrimination

A test situation in which an organism is presented with two different stimuli and rewarded for choosing the correct one, used to assess decision-making.

Concurrent Discrimination

A learning process where two or more stimuli are presented at the same time and the subject learns to discriminate between them, often responding to one and not the others.

Two-choice Discrimination

A method used in behavior research to determine an organism's ability to distinguish between two different stimuli.