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  2. Grain size - Wikipedia

    en.wikipedia.org/wiki/Grain_size

    Size ranges define limits of classes that are given names in the Wentworth scale (or Udden–Wentworth scale named after geologists Chester K. Wentworth and Johan A. Udden) used in the United States. The Krumbein phi (φ) scale, a modification of the Wentworth scale created by W. C. Krumbein [1] in 1934, is a logarithmic scale computed by the ...

  3. File:Wentworth-Grain-Size-Chart.pdf - Wikipedia

    en.wikipedia.org/wiki/File:Wentworth-Grain-Size...

    English: Wentworth grain size chart from United States Geological Survey Open-File Report 2006-1195, “Surficial sediment character of the Louisiana offshore continental shelf region: A GIS Compilation” by Jeffress Williams, Matthew A. Arsenault, Brian J. Buczkowski, Jane A. Reid, James G. Flocks, Mark A. Kulp, Shea Penland, and Chris J. Jenkins

  4. Academic grading in the United States - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_the...

    The top grade, A, is given here for performance that exceeds the mean by more than 1.5 standard deviations, a B for performance between 0.5 and 1.5 standard deviations above the mean, and so on. [17] Regardless of the absolute performance of the students, the best score in the group receives a top grade and the worst score receives a failing grade.

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  6. System usability scale - Wikipedia

    en.wikipedia.org/wiki/System_usability_scale

    In systems engineering, the system usability scale (SUS) is a simple, ten-item attitude Likert scale giving a global view of subjective assessments of usability. It was developed by John Brooke [ 1 ] at Digital Equipment Corporation in the UK in 1986 as a tool to be used in usability engineering of electronic office systems.

  7. Grading systems by country - Wikipedia

    en.wikipedia.org/wiki/Grading_systems_by_country

    From the 10th grade onwards, including tertiary education, a 20-point grading scale is used, with 10 passing grades and 10 failing grades, with 20 being the highest grade possible and 9.5, rounded upwards to 10, the minimum grade for passing. This 20-point system is used both for test scores and grades.

  8. Academic grading in Israel - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_Israel

    Academic grading in Israel refers to the main grading scale used in Israeli schools. The scale, from 0 to 100, is employed at virtually all levels of education in Israel, from elementary school, through high school and undergraduate academic studies, to graduate university degrees. The 100-point grading scale sometimes used is as follows:

  9. Holistic grading - Wikipedia

    en.wikipedia.org/wiki/Holistic_grading

    Holistic grading or holistic scoring, in standards-based education, is an approach to scoring essays using a simple grading structure that bases a grade on a paper's overall quality. [1] This type of grading, which is also described as nonreductionist grading, [ 2 ] contrasts with analytic grading, [ 3 ] which takes more factors into account ...