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Bayesian Decision Analysis Quiz 3
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What background information about coins does the triangle prior represent?
1 point
We expect the probability of heads to be near 0.5.
Any value of x is equally likely.
We know that the probability of heads is exactly 0.5.
Coins can be exchanged for goods and services.
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Which of the following is NOT a good way to summarize the posterior distribution of x?
1 point
The maximum aposteori probability (MAP).
An 88% credible interval.
The posterior probability that x = 0.5.
The posterior mean.
Clear selection
When you solved the exercise at the end of the notebook, about batting averages, what was the posterior mean?
1 point
About 0.25
About 0.26
About 0.27
About 0.28
Clear selection
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