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  2. Grade (slope) - Wikipedia

    en.wikipedia.org/wiki/Grade_(slope)

    This is not the usual way to specify slope; this nonstandard expression follows the sine function rather than the tangent function, so it calls a 45 degree slope a 71 percent grade instead of a 100 percent. But in practice the usual way to calculate slope is to measure the distance along the slope and the vertical rise, and calculate the ...

  3. Order of magnitude - Wikipedia

    en.wikipedia.org/wiki/Order_of_magnitude

    The table shows what number the order of magnitude aim at for base 10 and for base 1 000 000. It can be seen that the order of magnitude is included in the number name in this example, because bi- means 2, tri- means 3, etc. (these make sense in the long scale only), and the suffix -illion tells that the base is 1 000 000.

  4. Mortality rate - Wikipedia

    en.wikipedia.org/wiki/Mortality_rate

    The crude death rate is defined as "the mortality rate from all causes of death for a population," calculated as the "total number of deaths during a given time interval" divided by the "mid-interval population", per 1,000 or 100,000; for instance, the population of the U.S. was around 290,810,000 in 2003, and in that year, approximately 2,419,900 deaths occurred in total, giving a crude death ...

  5. Search engine optimization - Wikipedia

    en.wikipedia.org/wiki/Search_engine_optimization

    Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. [1] [2] SEO targets unpaid traffic (known as "natural" or "organic" results) rather than direct traffic or paid traffic.

  6. Wealth inequality in the United States - Wikipedia

    en.wikipedia.org/wiki/Wealth_inequality_in_the...

    [31] [32] The Urban-Brookings Tax Policy Center found that the bottom 20 percent of earners pay an average 2.9 percent effective income tax rate federally, while the richest 1 percent paid an effective 29.6 percent tax rate and the top 0.01 percent paid an effective 30.6 percent tax rate. [33]

  7. MyPlate - Wikipedia

    en.wikipedia.org/wiki/MyPlate

    MyPlate is the latest nutrition guide from the USDA. The USDA's first dietary guidelines were published in 1894 by Wilbur Olin Atwater as a farmers' bulletin. [4] Since then, the USDA has provided a variety of nutrition guides for the public, including the Basic 7 (1943–1956), the Basic Four (1956–1992), the Food Guide Pyramid (1992–2005), and MyPyramid (2005–2013).

  8. 68–95–99.7 rule - Wikipedia

    en.wikipedia.org/wiki/68–95–99.7_rule

    For an approximately normal data set, the values within one standard deviation of the mean account for about 68% of the set; while within two standard deviations account for about 95%; and within three standard deviations account for about 99.7%. Shown percentages are rounded theoretical probabilities intended only to approximate the empirical ...

  9. 50% Off - Wikipedia

    en.wikipedia.org/wiki/50%_Off

    "50% Off" received critical acclaim. On Rotten Tomatoes, it garnered a perfect 100% rating with an average score of 8.14/10 based on 15 reviews. The site's critical consensus is, " '50% Off' is no bargain chapter, settling the season into Better Call Saul ' s familiar pace while taking big strides in coalescing the series' parallel worlds." [2]