Exact(1)
This model supposes a straightforward algebraic relation known as the "log of the odds"—between the probability that a subject will answer a given item correctly, the difficulty of that particular item, and the subject's ability.
Similar(59)
Training sessions used a two-alternative, forced-choice procedure with a "2 down-1 up" adaptive level variation rule (Fig. 5) – after two successive trials that were correctly answered, the difficulty level would increase (e.g., go down from 60 c to 50 c melodies), and for each trial that was answered incorrectly, the difficulty level would decrease (e.g., go up from 50 c to 60 c melodies).
B2B Is For Me Your article on Web retailers ("B2Bluster"), correctly portrayed the difficulties that e-tailers are having in sustaining their business models; building an online retail brand from scratch is difficult and expensive.
The Law and Real Estate column correctly points out the difficulty of reconciling problems of probate attendant with community property and the tax cost attendant with joint tenancy property.
However, the difficulty of correctly applying CBA to environmental programs with complex physical and economic interactions weakens policymakers' confidence in comprehensive economic assessments at the basin scale.
We first verify that each chain contains no domains that are homologous to genetic domains classified in SCOP (due to the difficulty of correctly automating predictions that include multiple PDB chains).
The difficulty of correctly treating more complicated substructures, such as annulated aromatic ringsystems, motivates a generic approach for handling tautomerism.
Due to the difficulty of correctly diagnosing PAH patients and the complexity of the treatments available, it is highly recommended that PAH patients are referred to PH specialty centers.
The difficulty in correctly identifying evolutionary limits and constraints is well illustrated in medicine.
These two examples illustrate the difficulty to correctly classify LTR-RTs families.
The difficulty of correctly identifying cryptic species has contributed to debate on protist biogeography.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com