(B) New data It might surprise you, but in classical (both frequentist and Bayesian) practice, if we expect to see new X, the procedure is almost always no different than…
Part I, II, III, IV, V. Before us are the observations X1 to X156. Recall we are assuming that each of these X has been measured without any error. Given…
Part I, II, III, IV, V. The objection which will occur to those, Lord help them, who have had some statistical training is that "increased" means a combination of "linear…
Part I, II, III, IV, V. We started by assuming each X was measured without error, that each observation was perfectly certain. This is not always so for real X.…
Regular readers will recognize DAV as a regular contributer whose humorous voice of reason has kept many conversations on target. Today he presents ideas to spur a discussion of causality,…
Who's In Charge? Free Will and the Science of the Brain by Michael S. Gazzaniga On the evening of October 10th 1769, in one of his typically curt dismissals of…
Occam's razor: The simplest hypothesis is usually the best. Simplest is easy to understand, and non-controversial, or relatively so. Consternation creeps in with usually. Before that, first understand what is…