Changes between Version 14 and Version 15 of UWSummerStatsWorkshop

Timestamp:

Jul 23, 2015, 2:53:57 PM (9 years ago)

Author:

iovercast

Comment:

--

UWSummerStatsWorkshop

@@ -166 +166 @@
   * With fixed sample size increasing a+b (beta parameters) increases weight on prior.
   * Nonsymmetric vs asymmetric?
- * Averaging out over all the possible values theta could takeweighted by the posterior (Averaging out the uncertainty).
+ * Averaging out over all the possible values theta could take weighted by the posterior (Averaging out the uncertainty).
 * Hypothesis testing:
  * Ratio of probabilities of data given model 1 vs model 2 or null.
 * "Bayesian modelling can be very intoxicating."
 === Thursday AM2 ===
+* Dirichlet is the multinomial generalization of the beta
+ * Large values of input parameters increase influence of the prior.
+* Bayes factors for HWE
+ * Bayes factor - ratio of probabilities of data over model 1 and model 2.
+ * Bayes factor * prior odds < CII/CI = R
+ * CI - cost of type I error, CII - cost of type II error
+* Monte Carlo approximation (backtracking to yesterday)
+ * 
 
 ==== quotes ====