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  2. Duty cycle - Wikipedia

    en.wikipedia.org/wiki/Duty_cycle

    The duty cycle is defined as the ratio between the pulse duration, or pulse width ( ) and the period ( ) of a rectangular waveform. Spectrum in relation to duty cycle. A duty cycle or power cycle is the fraction of one period in which a signal or system is active. [1] [2] [3] Duty cycle is commonly expressed as a percentage or a ratio.

  3. What the '2 percent' actually means in 2 percent milk — and ...

    www.aol.com/article/lifestyle/2017/10/30/what...

    But titles like 1% and 2% are a little misleading. Contrary to popular belief, they don't mean that all but 1% or 2% of the fat has been removed. Rather they refer to what percentage of the total ...

  4. Standard deviation - Wikipedia

    en.wikipedia.org/wiki/Standard_deviation

    If a data distribution is approximately normal then about 68 percent of the data values are within one standard deviation of the mean (mathematically, μ ± σ, where μ is the arithmetic mean), about 95 percent are within two standard deviations (μ ± 2σ), and about 99.7 percent lie within three standard deviations (μ ± 3σ).

  5. 50 Cent - Wikipedia

    en.wikipedia.org/wiki/50_Cent

    50cent .com. Curtis James Jackson III (born July 6, 1975), [3] known professionally as 50 Cent, [n 1] is an American rapper, actor, television producer, and businessman. Born in South Jamaica, a neighborhood of Queens, Jackson began pursuing a musical career in 1996. In 1999-2000, he recorded his "debut" album Power of the Dollar for Columbia ...

  6. 1000 percent - Wikipedia

    en.wikipedia.org/wiki/1000_percent

    The expression " 1000 percent " or " 1000% " in a literal sense means one thousand in every hundred, and is used as a deliberate hyperbolism for effect. In American English it is used as a metaphor meaning very high emphasis, or enthusiastic support. [1] It was used in the 1972 U.S. presidential election by presidential candidate George ...

  7. 50–40–90 club - Wikipedia

    en.wikipedia.org/wiki/50–40–90_club

    Thus, a true 50–40–90 season requires a player to achieve or exceed 50.0 percent field goal efficiency, 40.0 percent three-point field goal efficiency and 90.0 percent free-throw shooting efficiency. The NBA requires a player to make at least 300 field goals, 82 three-pointers, and 125 free throws to be a leader in the respective category.

  8. These Top-Rated Portable Generators Are Up to 45% Off for ...

    www.aol.com/lifestyle/top-rated-portable...

    It can run for up to 6.5 hours at 50 percent load when using a 20-pound propane tank. Meanwhile, it offers a feature that can detect unsafe levels of CO and automatically shut off the engine.

  9. Coefficient of variation - Wikipedia

    en.wikipedia.org/wiki/Coefficient_of_variation

    In probability theory and statistics, the coefficient of variation ( CV ), also known as normalized root-mean-square deviation (NRMSD), percent RMS, and relative standard deviation ( RSD ), is a standardized measure of dispersion of a probability distribution or frequency distribution. It is defined as the ratio of the standard deviation to the ...