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  2. 97.5th percentile point - Wikipedia

    en.wikipedia.org/wiki/97.5th_percentile_point

    95% of the area under the normal distribution lies within 1.96 standard deviations away from the mean.. In probability and statistics, the 97.5th percentile point of the standard normal distribution is a number commonly used for statistical calculations.

  3. Grading systems by country - Wikipedia

    en.wikipedia.org/wiki/Grading_systems_by_country

    A percentage above 65% is referred to as the 1st Division and indicates a high intellectual level. Some universities follow a weighted average pattern to calculate percentage: 1st and 2nd Semester – 40% of the aggregate marks, 3rd and 4th Semester – 60% of the aggregate marks, 5th and 6th Semester – 80% of the aggregate marks, 7th and 8th ...

  4. Runoff curve number - Wikipedia

    en.wikipedia.org/wiki/Runoff_curve_number

    In this equation, note that the values of are not the same as the one used in estimating direct runoff with an / ratio of 0.20, because 5 percent of the storage is assumed to be the initial abstraction, not 20 percent.

  5. Separation energy - Wikipedia

    en.wikipedia.org/wiki/Separation_energy

    In nuclear physics, separation energy is the energy needed to remove one nucleon (or other specified particle or particles) from an atomic nucleus.. The separation energy is different for each nuclide and particle to be removed.

  6. List of countries by government budget - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    In the following table, for each country/territory, IMF figures shows government's revenue, expenditure, and net lending (+)/ borrowing (-) as percentage of GDP and in current USD, calculated on an exchange rate basis, i.e., not in purchasing power parity (PPP) terms. [13] Sorting is alphabetical by country code, according to ISO 3166-1 alpha-3.

  7. Craps - Wikipedia

    en.wikipedia.org/wiki/Craps

    Certain casinos such as Santa Ana Star Casino offer "Free buy" reducing house edge to 0% Buy 5 / Buy 9 Buy: 3:2: 3:2 -5% of intended bet: 4.76% (1.96% if commission taken only on win) Multi 5/9 7 Same true odds, better payout if the player places the 5/9 Buy 6 / Buy 8 Buy: 6:5: 6:5 -5% of intended bet: 4.76% (2.22% if commission taken only on ...

  8. List of countries by life expectancy - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_life...

    This list of countries by life expectancy provides a comprehensive list of countries alongside their respective life expectancy figures. The data is differentiated by sex, presenting life expectancies for males, females, and a combined average.

  9. Total fertility rate - Wikipedia

    en.wikipedia.org/wiki/Total_fertility_rate

    A 2023 map of countries by fertility rate. Blue indicates negative fertility rates. Red indicates positive rates. The total fertility rate (TFR) of a population is the average number of children that are born to a woman over her lifetime, if they were to experience the exact current age-specific fertility rates (ASFRs) through their lifetime, and they were to live from birth until the end of ...