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  2. Prostate cancer screening - Wikipedia

    en.wikipedia.org/wiki/Prostate_cancer_screening

    The 4Kscore combines total, free and intact PSA together with human kallikrein 2. [46] It is used to try to determine the risk of a Gleason score greater than 6. [46] The Prostate Health Index (PHI) is a PSA-based blood test for early prostate cancer screening. It may be used to determine when a biopsy is needed.

  3. OPKO Health Announces Launch of 4Kscore™ in Europe - AOL

    www.aol.com/news/2012-10-01-opko-health...

    OPKO Health Announces Launch of 4Kscore™ in Europe Strategic Partner, International Health Technology Ltd, Launches Laboratory Service MIAMI--(BUSINESS WIRE)-- OPKO Health, Inc. (NYSE:OPK) today ...

  4. OPKO Health (OPK) Receives FDA Nod for the 4Kscore Test - AOL

    www.aol.com/news/opko-health-opk-receives-fda...

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  5. Flesch–Kincaid readability tests - Wikipedia

    en.wikipedia.org/wiki/Flesch–Kincaid...

    "The Flesch–Kincaid" (F–K) reading grade level was developed under contract to the U.S. Navy in 1975 by J. Peter Kincaid and his team. [1] Related U.S. Navy research directed by Kincaid delved into high-tech education (for example, the electronic authoring and delivery of technical information), [2] usefulness of the Flesch–Kincaid readability formula, [3] computer aids for editing tests ...

  6. Item-total correlation - Wikipedia

    en.wikipedia.org/wiki/Item-total_correlation

    The item-reliability index (IRI) is defined as the product of the point-biserial item-total correlation and the item standard deviation. In classical test theory, the IRI indexes the degree to which an item contributes true score variance to the exam observed score variance. In practice, a negative IRI indicates the relative degree which an ...

  7. Kuder–Richardson formulas - Wikipedia

    en.wikipedia.org/wiki/Kuder–Richardson_formulas

    The name of this formula stems from the fact that is the twentieth formula discussed in Kuder and Richardson's seminal paper on test reliability. [1] It is a special case of Cronbach's α, computed for dichotomous scores. [2] [3] It is often claimed that a high KR-20 coefficient (e.g., > 0.90) indicates a homogeneous test. However, like ...

  8. See how your child’s school performed in 2024 Kentucky test ...

    www.aol.com/news/see-child-school-performed-2024...

    The Kentucky Department of Education released its 2023-2024 School Report Card data Thursday.. The state categorizes each school’s overall indicator score by color — red (1, the lowest ...

  9. Intelligence source and information reliability - Wikipedia

    en.wikipedia.org/wiki/Intelligence_source_and...

    The source reliability is rated between A (history of complete reliability) to E (history of invalid information), with F for source without sufficient history to establish reliability level. The information content is rated between 1 (confirmed) to 5 (improbable), with 6 for information whose reliability can not be evaluated.