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  2. Academic grading in the United States - Wikipedia

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

    The twelve-point system differs from the above only in using the grade A+, to which the value 12.0 is applied. The 1-2-3-4 system Some school districts use a 1-2-3-4 rating system for grades at the elementary (K–5) level, notably many California school districts including The Los Angeles Unified School District (LAUSD) which switched with the ...

  3. Sheldon coin grading scale - Wikipedia

    en.wikipedia.org/wiki/Sheldon_coin_grading_scale

    Sheldon Scale - The modern numerical grading scale used for grading coins. The scale was created by American numismatist Dr. William H. Sheldon in 1949. This scale has become widely known and firmly accepted as the standard for coin grading in the US. The scale runs from 1 to 70 as follows: ...

  4. Educational inequality in the United States - Wikipedia

    en.wikipedia.org/wiki/Educational_inequality_in...

    In practice, separate educational facilities meant fewer resources and access for Black and other minority students. On average, white students received 17–70% more educational expenditures than their Black counterparts. [14] The first federal legal challenge of these unequal segregated educational systems occurred in the California case ...

  5. Academic grading in Canada - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_Canada

    0–49%. Level #4: 80–100% (student has demonstrated exemplary performance related to learning outcomes) Level #3: 70–79% (student has demonstrated a proficient performance related to learning outcomes) Level #2: 60–69% (student has demonstrated an adequate performance related to learning outcomes)

  6. Affordable Care Act - Wikipedia

    en.wikipedia.org/wiki/Affordable_Care_Act

    The Hospital Value-Based Purchasing Program in Medicaid has also shown the potential to improve health outcomes, with early studies reporting positive and significant effects on total patient experience score, 30-day readmission rates, incidences of pneumonia and pressure ulcers, and 30-day mortality rates for pneumonia. [284]

  7. Educational attainment in the United States - Wikipedia

    en.wikipedia.org/wiki/Educational_attainment_in...

    The educational attainment of the U.S. population refers to the highest level of education completed. [2] The educational attainment of the U.S. population is similar to that of many other industrialized countries with the vast majority of the population having completed secondary education and a rising number of college graduates that ...

  8. Grading systems by country - Wikipedia

    en.wikipedia.org/wiki/Grading_systems_by_country

    Colombia. The most used grading systems are the numerical from 0 to 5 or from 0 to 10 and commonly are approved with 3 or 6, respectively. The letter system consists of E, S, B, A, I and is approved with A. The letter system is based on the numerical, meaning that the numerical system guides the letter one.

  9. Normal distribution - Wikipedia

    en.wikipedia.org/wiki/Normal_distribution

    About 68% of values drawn from a normal distribution are within one standard deviation σ from the mean; about 95% of the values lie within two standard deviations; and about 99.7% are within three standard deviations. [6] This fact is known as the 68–95–99.7 (empirical) rule, or the 3-sigma rule.