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  2. Research design - Wikipedia

    en.wikipedia.org/wiki/Research_design

    Research design refers to the overall strategy utilized to answer research questions. A research design typically outlines the theories and models underlying a project; the research question(s) of a project; a strategy for gathering data and information; and a strategy for producing answers from the data. [ 1 ]

  3. Edward Tufte - Wikipedia

    en.wikipedia.org/wiki/Edward_Tufte

    In his essay "The Cognitive Style of PowerPoint", Tufte criticizes many aspects of the software: [citation needed] Its use as a way to guide and reassure a presenter, rather than to enlighten the audience; Its unhelpfully simplistic tables and charts, a design decision holdover from the low resolution of early computer displays;

  4. Bow-tie diagram - Wikipedia

    en.wikipedia.org/wiki/Bow-tie_diagram

    A bow-tie diagram can be considered as a simplified, linear, and qualitative representation of a fault tree (analyzing the cause of an event) combined with an event tree (analyzing the consequences), [2] although it can maintain the quantitative, probabilistic aspects of the fault and event tree when it is used in the context of quantified risk ...

  5. Quantitative research - Wikipedia

    en.wikipedia.org/wiki/Quantitative_research

    This field is central to much quantitative research that is undertaken within the social sciences. Quantitative research may involve the use of proxies as stand-ins for other quantities that cannot be directly measured. Tree-ring width, for example, is considered a reliable proxy of ambient environmental conditions such as the warmth of growing ...

  6. Q methodology - Wikipedia

    en.wikipedia.org/wiki/Q_methodology

    Q methodology is a research method used in psychology and in social sciences to study people's "subjectivity"—that is, their viewpoint. Q was developed by psychologist William Stephenson . It has been used both in clinical settings for assessing a patient's progress over time (intra-rater comparison), as well as in research settings to ...

  7. Quantitative Descriptive Analysis - Wikipedia

    en.wikipedia.org/wiki/Quantitative_Descriptive...

    Developed by Tragon Corporation in 1974, Quantitative Descriptive Analysis (QDA) is a behavioral sensory evaluation approach that uses descriptive panels to measure a product's sensory characteristics. Panel members use their senses to identify perceived similarities and differences in products, and articulate those perceptions in their own words.

  8. Design of experiments - Wikipedia

    en.wikipedia.org/wiki/Design_of_experiments

    This example of design experiments is attributed to Harold Hotelling, building on examples from Frank Yates. [21] [22] [14] The experiments designed in this example involve combinatorial designs. [23] Weights of eight objects are measured using a pan balance and set of standard weights. Each weighing measures the weight difference between ...

  9. 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]

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