A First Course in Bayesian Statistical Methods

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A First Course in Bayesian Statistical Methods

G. Casella
S. Fienberg
I. Olkin

2009
269pages




Contents
1 Introduction and examples . . . . . . . . 1
1.1 Introduction . . . . . . . . . . . . . . . . . . . 1
1.2 Why Bayes? . . . . . . . . . .. . . . . . 2
1.2.1 Estimating the probability of a rare event . . . . . . 3
1.2.2 Building a predictive model . . . . . . . 8
1.3 Where we are going . . . . . . . . . . . 11
1.4 Discussion and further references . . . . . . . . . . 12
2 Belief, probability and exchangeability . . . . . . . 13
2.1 Belief functions and probabilities . . . . . . . . . 13
2.2 Events, partitions and Bayes’ rule . . . . . .. . . . 14
2.3 Independence . . . . . . . . .. . . . 17
2.4 Random variables . . . . . . . . . . . . 17
2.4.1 Discrete random variables . . . . . . . . . . . . . 18
2.4.2 Continuous random variables . . . . .. . . 19
2.4.3 Descriptions of distributions . . . . . 21
2.5 Joint distributions . . . . . . . . . . . . . . . . . . 23
2.6 Independent random variables . . . . . . . . . 26
2.7 Exchangeability . . . . . . . . . . . .. . . 27
2.8 de Finetti’s theorem . . . . . . . . . . . .  . . 29
2.9 Discussion and further references . . . . . . . . 30
3 One-parameter models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.1 The binomial model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.1.1 Inference for exchangeable binary data . . . . . . . . . . . . . . . 35
3.1.2 Confidence regions . . . . . . .. . . . . 41
3.2 The Poisson model . . . . . . .. . . . 43
3.2.1 Posterior inference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.2.2 Example: Birth rates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.3 Exponential families and conjugate priors . . . . . . . . . . . . . . . . . . . 51
3.4 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 52
VIII Contents
4 Monte Carlo approximation . . . . . . . . . . . . . . . 53
4.1 The Monte Carlo method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
4.2 Posterior inference for arbitrary functions . . . . . . . . . . . . . . . . . . . 57
4.3 Sampling from predictive distributions . . . . . . . . . . . . . . . . . . . . . 60
4.4 Posterior predictive model checking . . . . . . . . . . . . . . . . . . . . . . . . 62
4.5 Discussion and further references . . . . . .. . . . . . 65
5 The normal model . . . . . . . .  . . 67
5.1 The normal model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
5.2 Inference for the mean, conditional on the variance . . . . . . . . . . 69
5.3 Joint inference for the mean and variance . . . . . . . . . . . . . . . . . . . 73
5.4 Bias, variance and mean squared error . . . . . . . . . . . . . . . . . . . . . 79
5.5 Prior specification based on expectations . . . . . . . . . . . . . . . . . . . 83
5.6 The normal model for non-normal data . . . . . . . . . . . . . . . . . . . . . 84
5.7 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 86
6 Posterior approximation with the Gibbs sampler . . . . . . . . . . 89
6.1 A semiconjugate prior distribution . . . . . . . . . . 89
6.2 Discrete approximations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
6.3 Sampling from the conditional distributions . .. . . . . . . 92
6.4 Gibbs sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
6.5 General properties of the Gibbs sampler . . . . . . . . . . . . . . . . . . . . 96
6.6 Introduction to MCMC diagnostics . . . . . . . . . . . . . . . . . . . . . . . . 98
6.7 Discussion and further references . . . . . .. . . 104
7 The multivariate normal model . . . . . . 105
7.1 The multivariate normal density . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
7.2 A semiconjugate prior distribution for the mean . . . . . . . . . . . . . 107
7.3 The inverse-Wishart distribution . . . . . . . . . . . . . . . . . . . . . . . . . . 109
7.4 Gibbs sampling of the mean and covariance . . . . . . . . . . . . . . . . . 112
7.5 Missing data and imputation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
7.6 Discussion and further references . . . . . .. . . . 123
8 Group comparisons and hierarchical modeling . . . . . . . . . . . . . 125
8.1 Comparing two groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
8.2 Comparing multiple groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
8.2.1 Exchangeability and hierarchical models . . . . . . . . . . . . . . 131
8.3 The hierarchical normal model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
8.3.1 Posterior inference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
8.4 Example: Math scores in U.S. public schools . . . . . . . . . . . . . . . . 135
8.4.1 Prior distributions and posterior approximation . . . . . . . 137
8.4.2 Posterior summaries and shrinkage . . . . . . . . . . . . . . . . . . 140
8.5 Hierarchical modeling of means and variances . . . . . . . . . . . . . . . 143
8.5.1 Analysis of math score data . . . . . . . . . . . . . . . . . . . . . . . . 145
8.6 Discussion and further references . . . . . . . . . . . . 146
Contents IX
9 Linear regression . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
9.1 The linear regression model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
9.1.1 Least squares estimation for the oxygen uptake data . . . 153
9.2 Bayesian estimation for a regression model . . . . . . . . . . . . . . . . . . 154
9.2.1 A semiconjugate prior distribution . . . . . . . . . . . . . . . . . . . 154
9.2.2 Default and weakly informative prior distributions . . . . . 155
9.3 Model selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160
9.3.1 Bayesian model comparison . . . . . . . . . . . . . . . . . . . . . . . . . 163
9.3.2 Gibbs sampling and model averaging. . . . . . . . . . . . . . . . . 167
9.4 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 170
10 Nonconjugate priors and Metropolis-Hastings algorithms . . 171
10.1 Generalized linear models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
10.2 The Metropolis algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
10.3 The Metropolis algorithm for Poisson regression . . . . . . . . . . . . . 179
10.4 Metropolis, Metropolis-Hastings and Gibbs . . . . . . . . . . . . . . . . . 181
10.4.1 The Metropolis-Hastings algorithm . . . . . . . . . . . . . . . . . . 182
10.4.2 Why does the Metropolis-Hastings algorithm work? . . . . 184
10.5 Combining the Metropolis and Gibbs algorithms . . . . . . . . . . . . 187
10.5.1 A regression model with correlated errors . . . . . . . . . . . . . 188
10.5.2 Analysis of the ice core data . . . . . . . . . . . . . . . . . . . . . . . . 191
10.6 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 192
11 Linear and generalized linear mixed effects models . . . . . . . . . 195
11.1 A hierarchical regression model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
11.2 Full conditional distributions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
11.3 Posterior analysis of the math score data . . . . . . . . . . . . . . . . . . . 200
11.4 Generalized linear mixed effects models . . . . . . . . . . . . . . . . . . . . 201
11.4.1 A Metropolis-Gibbs algorithm for posterior
approximation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
11.4.2 Analysis of tumor location data . . . . . . . . . . . . . . . . . . . . . 203
11.5 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 207
12 Latent variable methods for ordinal data . . . . . . . . . . . . . . . . . . 209
12.1 Ordered probit regression and the rank likelihood. . . . . . . . . . . . 209
12.1.1 Probit regression . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211
12.1.2 Transformation models and the rank likelihood . . . . . . . . 214
12.2 The Gaussian copula model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
12.2.1 Rank likelihood for copula estimation . . . . . . . . . . . . . . . . 218
12.3 Discussion and further references . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Exercises . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Common distributions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267

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关键词：Statistical statistica statistic Bayesian Statist references examples further

贵，而且没得介绍。

都不知道这本书怎么样……

重复上传了，并且书名都写错了，应该是“A First Course in Bayesian Statistical Methods”

3# stanleyjunjun
谢谢了！很好的书！

太感谢了，很不错的一本书

哇，太神奇了，这么新的书都有，赞美！！！

太贵了，有人在网络上卖论坛币一个
http://www.pinggu.org/bbs/thread-813191-1-1.html

谢谢楼主的分享

好贵啊，不过是一本推荐的书，谢谢分享