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  2. Frequency (statistics) - Wikipedia

    en.wikipedia.org/wiki/Frequency_(statistics)

    A running tally is kept till the last observation. ... A bar chart or bar graph is a chart with rectangular bars with lengths ... frequency table. The frequency of ...

  3. Check sheet - Wikipedia

    en.wikipedia.org/wiki/Check_sheet

    Frequency distribution constructed from a check sheet. When assessing the probability distribution of a process one can record all process data and then wait to construct a frequency distribution at a later time. However, a check sheet can be used to construct the frequency distribution as the process is being observed. [3]: 31

  4. Tally marks - Wikipedia

    en.wikipedia.org/wiki/Tally_marks

    Tally marks, also called hash marks, are a form of numeral used for counting. They can be thought of as a unary numeral system . They are most useful in counting or tallying ongoing results, such as the score in a game or sport, as no intermediate results need to be erased or discarded.

  5. Letter frequency - Wikipedia

    en.wikipedia.org/wiki/Letter_frequency

    The California Job Case was a compartmentalized box for printing in the 19th century, sizes corresponding to the commonality of letters. The frequency of letters in text has been studied for use in cryptanalysis, and frequency analysis in particular, dating back to the Arab mathematician al-Kindi (c. AD 801–873 ), who formally developed the method (the ciphers breakable by this technique go ...

  6. Contingency table - Wikipedia

    en.wikipedia.org/wiki/Contingency_table

    The example above is the simplest kind of contingency table, a table in which each variable has only two levels; this is called a 2 × 2 contingency table. In principle, any number of rows and columns may be used. There may also be more than two variables, but higher order contingency tables are difficult to represent visually.

  7. Multiservice tactical brevity code - Wikipedia

    en.wikipedia.org/wiki/Multiservice_tactical...

    Radio frequency is becoming saturated, degraded, or jammed and briefer transmissions must follow. Broadcast Request/directive to switch to broadcast control. Broke lock Loss of radar/infrared (IR) lock-on (advisory). Bruiser Friendly air-launched anti-ship missile (AShM) (for example, Harpoon, Exocet, or Penguin missiles). Buddy lock

  8. Counting Rod Numerals - Wikipedia

    en.wikipedia.org/wiki/Counting_Rod_Numerals...

    Tally marks", Recommendations to UTC #146 January 2016 on Script Proposals L2/16-065 Lunde, Ken; Miura, Daisuke (2016-03-14), Proposal to encode two Western-style tally marks

  9. All-time Commonwealth Games medal table - Wikipedia

    en.wikipedia.org/wiki/All-time_Commonwealth...

    This page shows the all-time medal table for the Commonwealth Games since the first British Empire Games in 1930. The table is updated as of 8 August 2022, the day the 2022 Commonwealth Games in Birmingham ended. These rankings sort by the number of gold medals earned by a country.