March 2015
Beginner to intermediate
313 pages
10h 6m
English
book
Using R and RStudio for Data Management, Statistical Analysis, and Graphics, 2nd Edition
by Nicholas J. Horton, Ken Kleinman
Content preview from Using R and RStudio for Data Management, Statistical Analysis, and Graphics, 2nd Edition
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“K23166” — 2015/1/28 — 9:35 — page 177 — #203
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11.4. ADVANCED STATISTICAL METHODS 177
> summary(posterior)
Iterations = 101:2100
Thinning interval = 1
Number of chains = 1
Sample size per chain = 2000
1. Empirical mean and standard deviation for each variable,
plus standard error of the mean:
Mean SD Naive SE Time-series SE
(Intercept) 2.8888 0.06255 1.40e-03 0.005864
female -0.1728 0.03109 6.95e-04 0.002888
as.factor(substance)cocaine -0.8140 0.02817 6.30e-04 0.002329
as.factor(substance)heroin -1.1166 0.03477 7.78e-04 0.003252
age 0.0135 0.00155 3.47e-05 0.000147
2. Quantiles for each variable:
2.5% 25% 50% 75% 97.5%
(Intercept) 2.7703 2.8454 2.8871 ...
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