The bold black line represents the total test information curve. The latent trait ranges from −4 (good IADL functioning) to +4 (poor IADL functioning). Abbreviation: IADL, instrumental activities of daily living. The full GRM provided better fit on the validation data than the constrained ...
In that case, it’s perfectly fine to leverage marketing psychology and principles like the decoy effect to persuade people to buy specific products or services. But, your pricing should be authentic. Don’t just create random products or service packages that feel inauthentic or contrived. And,...
Repeated measures analyses of variance are the method of choice in many studies from experimental psychology and the neurosciences. Data from these fields are often characterized by small sample sizes, high numbers of factor levels of the within-subjects factor(s), and nonnormally distributed response...
In this work we report observations of lognormal-like properties of Internet based human communication, but postulate that their origin is not due to multiplicative process but rather to human psychology. Human communication patterns, especially in written form, have been the subject of statistical ...
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