What are some examples of null hypotheses in art history research.

Here we highlight a Bayes factor alternative to the conventional t test that will allow researchers to express preference for either the null hypothesis or the ... Jan 3, 2014 ... We offer a phenotypic null hypothesis, which states that genetic variance is not an independent mechanism of individual differences in personality. The first thing needed to know is that there are two Hypotheses called the Null Hypothesis (H0) and the Alternative Hypothesis (H1); they are mutually ... Mar 31, 2009 ... Undersampling causes systematic negative bias of species richness, and should be the default null hypothesis for singleton frequencies. Nov 6, 2019 ... In A/B testing, the null hypothesis typically states that both test variants perform equally—for example, that changing a landing page design ... Mar 12, 2023 ... The hypotheses are: H0:ρ=0. H1:ρ≠0. The null-hypothesis of a two-tailed test states that there is no correlation (there is not a linear ... Many econometric testing problems involve nuisance parameters which are not identi- fied under the null hypotheses. This paper studies the asymptotic ... When costs of Type I and Type II error are considered equal in order to minimize the average of both Type I and Type II error, the optimal α is 0.0142, making ... If the null hypothesis is true, it suggests that any changes witnessed in an experiment are because of random chance and not because of changes made to ... Hypothesis testing is the process of making a choice between two conflicting hypotheses. The null hypothesis, H0, is a statistical proposition stating that ...