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  2. Nines (notation) - Wikipedia

    en.wikipedia.org/wiki/Nines_(notation)

    The purity of a gas is generally expressed as a grade prefixed with the letter N (rather than postfixed), indicating the "number of nines" in the percentage or decimal fraction. For example, a N2.0 gas is 99% (two nines) pure and 1% impurities by volume; a N6.0 gas is 99.9999% (six nines) pure, with 1 part per million (1 ppm or 1 vpm, volume ...

  3. 97.5th percentile point - Wikipedia

    en.wikipedia.org/wiki/97.5th_percentile_point

    In probability and statistics, the 97.5th percentile point of the standard normal distribution is a number commonly used for statistical calculations. The approximate value of this number is 1.96 , meaning that 95% of the area under a normal curve lies within approximately 1.96 standard deviations of the mean .

  4. List of countries by marriage rate - Wikipedia

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

    Country Marriage rate Nigeria 10.0 Palestine 10.0 Fiji 9.8 Egypt 9.6 Bahamas 9.5 Uzbekistan 9.5 Cyprus 8.9 Tajikistan 8.9 Albania 8.0 Mauritius 7.9 Kyrgyzstan 7.8

  5. 9 to 5 (Dolly Parton song) - Wikipedia

    en.wikipedia.org/wiki/9_to_5_(Dolly_Parton_song)

    "9 to 5" is a song written and recorded by American entertainer Dolly Parton for the 1980 comedy film 9 to 5. In addition to appearing on the film's soundtrack, the song was the centerpiece and opening track of Parton's album 9 to 5 and Odd Jobs, released in late 1980.

  6. Basic reproduction number - Wikipedia

    en.wikipedia.org/wiki/Basic_reproduction_number

    is the average number of people infected from one other person. For example, Ebola has an of two, so on average, a person who has Ebola will pass it on to two other people.. In epidemiology, the basic reproduction number, or basic reproductive number (sometimes called basic reproduction ratio or basic reproductive rate), denoted (pronounced R nought or R zero), [1] of an infection is the ...

  7. 9 to 5 (film) - Wikipedia

    en.wikipedia.org/wiki/9_to_5_(film)

    9 to 5 (titled Nine to Five in the opening credits) is a 1980 American comedy film directed by Colin Higgins, who wrote the screenplay with Patricia Resnick, and starring Jane Fonda, Lily Tomlin, Dolly Parton, Dabney Coleman, Elizabeth Wilson, and Sterling Hayden.

  8. Multiplication table - Wikipedia

    en.wikipedia.org/wiki/Multiplication_table

    So think of the next number after 14 that ends with 1, which is 21. After coming to the top of this column, start with the bottom of the next column, and travel in the same direction. The number is 8. So think of the next number after 21 that ends with 8, which is 28. Proceed in the same way until the last number, 3, corresponding to 63.

  9. Fibonacci sequence - Wikipedia

    en.wikipedia.org/wiki/Fibonacci_sequence

    Singh cites Pingala's cryptic formula misrau cha ("the two are mixed") and scholars who interpret it in context as saying that the number of patterns for m beats (F m+1) is obtained by adding one [S] to the F m cases and one [L] to the F m−1 cases. [12] Bharata Muni also expresses knowledge of the sequence in the Natya Shastra (c. 100 BC–c ...