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  2. Missing data - Wikipedia

    en.wikipedia.org/wiki/Missing_data

    Missing not at random (MNAR) (also known as nonignorable nonresponse) is data that is neither MAR nor MCAR (i.e. the value of the variable that's missing is related to the reason it's missing). [5] To extend the previous example, this would occur if men failed to fill in a depression survey because of their level of depression.

  3. Software testing - Wikipedia

    en.wikipedia.org/wiki/Software_testing

    TestingCup – Polish Championship in Software Testing, Katowice, May 2016 Software testing is the act of checking whether software satisfies expectations.. Software testing can provide objective, independent information about the quality of software and the risk of its failure to a user or sponsor.

  4. Semi-structured data - Wikipedia

    en.wikipedia.org/wiki/Semi-structured_data

    Semi-structured data [1] is a form of structured data that does not obey the tabular structure of data models associated with relational databases or other forms of data tables, but nonetheless contains tags or other markers to separate semantic elements and enforce hierarchies of records and fields within the data.

  5. Shopify - Wikipedia

    en.wikipedia.org/wiki/Shopify

    Shopify is the name of its proprietary e-commerce platform for online stores and retail POS (point-of-sale) systems. The platform offers retailers a suite of services, including payments, marketing, shipping and customer engagement tools. [2] As of 2024, Shopify hosts 5.6 million active stores across more than 175 countries. [3]

  6. Wikipedia : Wikipedia Signpost/2025-02-07/Recent research

    en.wikipedia.org/wiki/Wikipedia:Wikipedia...

    This outcome joins some other recent research indicating that modern LLMs can match or even surpass the average Wikipedia editor in certain tasks (see e.g. our coverage: "'Wikicrow' AI less 'prone to reasoning errors (or hallucinations)' than human Wikipedia editors when writing gene articles").

  7. Hillary Clinton email controversy - Wikipedia

    en.wikipedia.org/wiki/Hillary_Clinton_email...

    A screenshot of the default Outlook Web App login page that is displayed when navigating to Clinton's email service. At the time of Senate confirmation hearings on Hillary Clinton's nomination as Secretary of State, the domain names clintonemail.com, wjcoffice.com, and presidentclinton.com were registered to Eric Hoteham, [25] with the home of Clinton and her husband in Chappaqua, New York, as ...

  8. Internet outage - Wikipedia

    en.wikipedia.org/wiki/Internet_outage

    In order to address these concerns, some organizations have implemented various methods of oversight. [16] Organizations such as Access Now and the OpenNet Initiative use such methods. [ 15 ] Access Now uses technological methods to detect shutdowns, but then confirms those shutdowns using news reports, reports from local activists, official ...

  9. Corruption Perceptions Index - Wikipedia

    en.wikipedia.org/wiki/Corruption_Perceptions_Index

    In order for all data to be aggregated into the CPI index, it is first necessary to carry out standardization during which all data points are converted to a scale of 0-100. Here, 0 represents the most corruption and 100 signifies the least.