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  2. Data analysis - Wikipedia

    en.wikipedia.org/wiki/Data_analysis

    Data analysis is the process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making. [1] Data analysis has multiple facets and approaches, encompassing diverse techniques under a variety of names, and is used in different business, science ...

  3. Data science - Wikipedia

    en.wikipedia.org/wiki/Data_science

    Data science is an interdisciplinary field [10] focused on extracting knowledge from typically large data sets and applying the knowledge and insights from that data to solve problems in a wide range of application domains. The field encompasses preparing data for analysis, formulating data science problems, analyzing data, developing data ...

  4. Data entry - Wikipedia

    en.wikipedia.org/wiki/Data_entry

    Data entry. Data entry is the process of digitizing data by entering it into a computer system for organization and management purposes. It is a person-based process [1] and is "one of the important basic" [2] tasks needed when no machine-readable version of the information is readily available for planned computer-based analysis or processing.

  5. Business analyst - Wikipedia

    en.wikipedia.org/wiki/Business_analyst

    Business analyst. A business analyst (BA) is a person who processes, interprets and documents business processes, products, services and software through analysis of data. [1][2][3][4] The role of a business analyst is to ensure business efficiency increases through their knowledge of both IT and business function. [5]

  6. Data entry clerk - Wikipedia

    en.wikipedia.org/wiki/Data_entry_clerk

    A data entry clerk. A data entry clerk, also known as data preparation and control operator, data registration and control operator, and data preparation and registration operator, is a member of staff employed to enter or update data into a computer system. [1][2] Data is often entered into a computer from paper documents [3] using a keyboard. [4]

  7. Big data - Wikipedia

    en.wikipedia.org/wiki/Big_data

    Non-linear growth of digital global information-storage capacity and the waning of analog storage [1] [needs update] Big data primarily refers to data sets that are too large or complex to be dealt with by traditional data-processing application software. Data with many entries (rows) offer greater statistical power, while data with higher ...