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  2. Delis–Kaplan Executive Function System - Wikipedia

    en.wikipedia.org/wiki/Delis–Kaplan_Executive...

    Purpose. measure a variety of verbal and nonverbal executive functions. The Delis–Kaplan Executive Function System (D-KEFS) is a neuropsychological test used to measure a variety of verbal and nonverbal executive functions for both children and adults (ages 8–89 years). This assessment was developed over the span of a decade by Dean Delis ...

  3. Texas Assessment of Academic Skills - Wikipedia

    en.wikipedia.org/wiki/Texas_Assessment_of...

    The TAAS, or Texas Assessment of Academic Skills, was the third standardized test used in Texas between 1991 and 2002, when it was replaced by the TAKS test from 2003 to 2013. [1] It was used from grades 3, 5, 7, 9, and 11. Passing the Grade 11 level was required for graduation, but many opportunities for retesting were available.

  4. Mental chronometry - Wikipedia

    en.wikipedia.org/wiki/Mental_chronometry

    Mental chronometry is the scientific study of processing speed or reaction time on cognitive tasks to infer the content, duration, and temporal sequencing of mental operations. Reaction time (RT; also referred to as " response time ") is measured by the elapsed time between stimulus onset and an individual's response on elementary cognitive ...

  5. Science Journal for Kids - Wikipedia

    en.wikipedia.org/wiki/Science_Journal_for_Kids

    Science Journal for Kids is an online scientific journal that publishes adaptations designed for children and teens of academic research papers that were originally published in high-impact peer-reviewed journals, as well as science teaching resources for teachers. [1] [2] [3] It was established in 2015 and is published by a nonprofit 501 (c ...

  6. Greek letters used in mathematics, science, and engineering

    en.wikipedia.org/wiki/Greek_letters_used_in...

    t. e. Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.

  7. Google Science Fair - Wikipedia

    en.wikipedia.org/wiki/Google_Science_Fair

    The Google Science Fair was a worldwide (excluding Cuba, Iran, North Korea, Sudan, Myanmar/Burma, Syria, Zimbabwe and any other U.S. sanctioned country [1]) online science competition sponsored by Google, Lego, Virgin Galactic, National Geographic and Scientific American. [2][3][4] It was an annual event spanning the years 2011 through 2018.

  8. Notation in probability and statistics - Wikipedia

    en.wikipedia.org/wiki/Notation_in_probability...

    Probability density functions (pdfs) and probability mass functions are denoted by lowercase letters, e.g. , or . Cumulative distribution functions (cdfs) are denoted by uppercase letters, e.g. , or . In particular, the pdf of the standard normal distribution is denoted by , and its cdf by .

  9. n-back - Wikipedia

    en.wikipedia.org/wiki/N-back

    n. -back. The n-back task is a continuous performance task that is commonly used as an assessment in psychology and cognitive neuroscience to measure a part of working memory and working memory capacity. [1] The n -back was introduced by Wayne Kirchner in 1958. [2] N-Back games are purported to be a training method to improve working memory and ...

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