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  2. Determination of the day of the week - Wikipedia

    en.wikipedia.org/wiki/Determination_of_the_day...

    The Rata Die method works by adding up the number of days d that has passed since a date of known day of the week D. The day of-the-week is then given by (D + d) mod 7, conforming to whatever convention was used to encode D. For example, the date of 13 August 2009 is 733632 days from 1 January AD 1. Taking the number mod 7 yields 4, hence a ...

  3. Doomsday rule - Wikipedia

    en.wikipedia.org/wiki/Doomsday_rule

    Extending this to get the anchor day, the procedure is often described as accumulating a running total T in six steps, as follows: Let T be the year's last two digits. If T is odd, add 11. Now let T = ⁠ T / 2 ⁠. If T is odd, add 11. Now let T = 7 − (T mod 7). Count forward T days from the century's anchor day to get the year's anchor day.

  4. Exploratory data analysis - Wikipedia

    en.wikipedia.org/wiki/Exploratory_data_analysis

    The variables available in the data collected for this task are: the tip amount, total bill, payer gender, smoking/non-smoking section, time of day, day of the week, and size of the party. The primary analysis task is approached by fitting a regression model where the tip rate is the response variable. The fitted model is

  5. Sturges's rule - Wikipedia

    en.wikipedia.org/wiki/Sturges's_rule

    Sturges's rule [1] is a method to choose the number of bins for a histogram.Given observations, Sturges's rule suggests using ^ = + ⁡ bins in the histogram. This rule is widely employed in data analysis software including Python [2] and R, where it is the default bin selection method.

  6. Costco membership growth 'robust,' even amid fee increase ...

    www.aol.com/costco-membership-growth-robust-even...

    Membership fees brought in $4.8 billion in the previous fiscal year, which ended Sept. 1, 2024, and $1.5 billion for the previous three months, the company reported in September. The company said ...

  7. Pelicans' Zion Williamson reportedly not close to return from ...

    www.aol.com/sports/pelicans-zion-williamson...

    This season, Williamson has played in only six of the Pelicans' 16 games. He's averaged 22.7 points, eight rebounds, 5.3 assists and 1.2 blocks, the best overall numbers of his career—albeit in ...

  8. November retail sales top Wall Street's expectations

    www.aol.com/finance/november-retail-sales-top...

    November retail sales grew at a faster pace than Wall Street analysts had expected, reflecting continued resilience in the American consumer and indicating that the holiday shopping season in the ...

  9. Category:Days of the week - Wikipedia

    en.wikipedia.org/wiki/Category:Days_of_the_week

    Pages in category "Days of the week" The following 12 pages are in this category, out of 12 total. ... Statistics; Cookie statement; Mobile view ...