Question: Suppose we take five additional observations from the normal(, 2 ) distribution where = 200 is known. They are (a) Use the posterior

Suppose we take five additional observations from the normal(μ, σ²) distribution where μ = 200 is known. They are

(a) Use the posterior from Exercise 15.3 as the prior for the new observations and nd the posterior using the Minitab macro NVarICP, or the nvaricp function in R.

Data From Exercise 15.3

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(b) Find the posterior mean and median.
(c) Find a 95% Bayesian credible interval for σ.

211.7 205.4 206.0 206.5 201.7

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