Search results
Results from the WOW.Com Content Network
In a scientific study, post hoc analysis (from Latin post hoc, "after this") consists of statistical analyses that were specified after the data were seen. [ 1 ] [ 2 ] They are usually used to uncover specific differences between three or more group means when an analysis of variance (ANOVA) test is significant. [ 3 ]
A very different desired outcome for Rodger's method was conveyed in this statement by Roberts: "Will Rodger’s method continue to be used by only a few researchers, become extinct, or supplant most or all of the currently popular post hoc procedures following ANOVA? This article and the SPS computer program constitute an attempted ...
In statistics, hypotheses suggested by a given dataset, when tested with the same dataset that suggested them, are likely to be accepted even when they are not true.This is because circular reasoning (double dipping) would be involved: something seems true in the limited data set; therefore we hypothesize that it is true in general; therefore we wrongly test it on the same, limited data set ...
The description of the fallacy in this form is attributed to British philosopher Antony Flew, who wrote, in his 1966 book God & Philosophy, . In this ungracious move a brash generalization, such as No Scotsmen put sugar on their porridge, when faced with falsifying facts, is transformed while you wait into an impotent tautology: if ostensible Scotsmen put sugar on their porridge, then this is ...
Post hoc alteration of data inclusion based on arbitrary or subjective reasons, including: Cherry picking , which actually is not selection bias, but confirmation bias , when specific subsets of data are chosen to support a conclusion (e.g. citing examples of plane crashes as evidence of airline flight being unsafe, while ignoring the far more ...
Post hoc (sometimes written as post-hoc) is a Latin phrase, meaning "after this" or "after the event". Post hoc may refer to: Post hoc analysis or post hoc test, statistical analyses that were not specified before the data were seen; Post hoc theorizing, generating hypotheses based on data already observed
Psychohistory is a social science that analyzes human behavior by combining psychology, history, and other social sciences, while also being a amalgam of psychology, history, and related social sciences and the humanities. [1] Its proponents claim to examine the "why" of history, especially the difference between stated intention and actual ...
It is often shortened simply to post hoc fallacy. A logical fallacy of the questionable cause variety, it is subtly different from the fallacy cum hoc ergo propter hoc ('with this, therefore because of this'), in which two events occur simultaneously or the chronological ordering is insignificant or unknown. Post hoc is a logical fallacy in ...