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  2. Research design - Wikipedia

    en.wikipedia.org/wiki/Research_design

    The design of a study defines the study type (descriptive, correlational, semi-experimental, experimental, review, meta-analytic) and sub-type (e.g., descriptive-longitudinal case study), research problem, hypotheses, independent and dependent variables, experimental design, and, if applicable, data collection methods and a statistical analysis ...

  3. Wikipedia : Use rationale examples

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

    This page provides some basic examples for how to write a fair use rationale. Good rationales might expand on why the non-free item is needed, why a free item cannot be used in its place, and what essential function it performs in each article in which it is to be used. Please modify the text so that it applies to the specific image and use of it.

  4. Wikipedia : Manual of Style/Layout

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

    Sample article layout (click on image for larger view) This guide presents the typical layout of Wikipedia articles, including the sections an article usually has, ordering of sections, and formatting styles for various elements of an article. For advice on the use of wiki markup, see Help:Editing; for guidance on writing style, see Manual of ...

  5. Inclusion and exclusion criteria - Wikipedia

    en.wikipedia.org/wiki/Inclusion_and_exclusion...

    Exclusion criteria concern properties of the study sample, defining reasons for which patients from the target population are to be excluded from the current study sample. Typical exclusion criteria are defined for either ethical reasons (e.g., children, pregnant women, patients with psychological illnesses, patients who are not able or willing ...

  6. IMRAD - Wikipedia

    en.wikipedia.org/wiki/IMRAD

    Fig.1: Wineglass model for IMRaD structure. The above scheme shows how to line up the information in IMRaD writing. It has two characteristics: the first is its top-bottom symmetric shape; the second is its change of width, meaning the top is wide, and it narrows towards the middle, and then widens again as it goes down toward the bottom.

  7. Wikipedia:Task of the Day/Example Rationales - Wikipedia

    en.wikipedia.org/.../Example_Rationales

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us

  8. Template:Non-free use rationale/doc - Wikipedia

    en.wikipedia.org/wiki/Template:Non-free_use...

    Do not copy generic rationale verbiage from some templated rationales elsewhere. State in clear, plain words what this particular file will be doing in this particular article. Be specific and concrete. Example This non-free art will be the primary form of identification of the subject of the article in the infobox used in the article. String ...

  9. Sample size determination - Wikipedia

    en.wikipedia.org/wiki/Sample_size_determination

    The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample size used in a study is usually determined based on the cost, time, or convenience of collecting the data, and the need for it to offer sufficient statistical power. In complex studies ...