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  2. Percentage - Wikipedia

    en.wikipedia.org/wiki/Percentage

    An increase of $0.15 on a price of $2.50 is an increase by a fraction of ⁠ 0.15 / 2.50 ⁠ = 0.06. Expressed as a percentage, this is a 6% increase. While many percentage values are between 0 and 100, there is no mathematical restriction and percentages may take on other values. [4]

  3. Sensitivity and specificity - Wikipedia

    en.wikipedia.org/wiki/Sensitivity_and_specificity

    The sensitivity at line A is 100% because at that point there are zero false negatives, meaning that all the negative test results are true negatives. When moving to the right, the opposite applies, the specificity increases until it reaches the B line and becomes 100% and the sensitivity decreases.

  4. Languages of Afghanistan - Wikipedia

    en.wikipedia.org/wiki/Languages_of_Afghanistan

    Data represents the most widely-spoken languages; shares sum to more than 100% because there is much bilingualism in the country and because respondents were allowed to select more than one language. The Turkic languages , Uzbek and Turkmen, as well as Balochi, Pashayi, Nuristani, and Pamiri are the third official languages in areas where the ...

  5. Academic grading in South Africa - Wikipedia

    en.wikipedia.org/wiki/Academic_grading_in_South...

    Code 1 (G): 0% - 29% The OBE system, when in its experimental stages, originally used a scale from 1 - 4 (a pass being a 3 and a '1st class pass' being above 70%), but this system was considered far too coarse and replaced by a scale from 1 to 7.

  6. Basis point - Wikipedia

    en.wikipedia.org/wiki/Basis_point

    A related concept is one part per ten thousand, ⁠ 1 / 10,000 ⁠.The same unit is also (rarely) called a permyriad, literally meaning "for (every) myriad (ten thousand)". [4] [5] If used interchangeably with basis point, the permyriad is potentially confusing because an increase of one basis point to a 10 basis point value is generally understood to mean an increase to 11 basis points; not ...

  7. Alcohol by volume - Wikipedia

    en.wikipedia.org/wiki/Alcohol_by_volume

    The alcohol by volume shown on a bottle of absinthe. Alcohol by volume (abbreviated as alc/vol or ABV) is a standard measure of the volume of alcohol contained in a given volume of an alcoholic beverage, expressed as a volume percent.

  8. High availability - Wikipedia

    en.wikipedia.org/wiki/High_availability

    More simply, going from 99.9% availability to 99.95% availability is a factor of 2 (0.1% to 0.05% unavailability), but going from 99.95% to 99.99% availability is a factor of 5 (0.05% to 0.01% unavailability), over twice as much. [note 3] A formulation of the class of 9s based on a system's unavailability would be

  9. Truncated mean - Wikipedia

    en.wikipedia.org/wiki/Truncated_mean

    A truncated mean or trimmed mean is a statistical measure of central tendency, much like the mean and median. It involves the calculation of the mean after discarding given parts of a probability distribution or sample at the high and low end, and typically discarding an equal amount of both. This number of points to be discarded is usually ...