When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. National Assessment of Educational Progress - Wikipedia

    en.wikipedia.org/wiki/National_Assessment_of...

    Although NAEP has been administered since the 1970's, in 2021 US DOE officials have decided to postpone the assessment in math and reading due to the COVID-19 pandemic. The reasons for postponing include the possibility of skewed student samples as well as results due to differing distance learning options and because of safety concerns for ...

  3. Step migration - Wikipedia

    en.wikipedia.org/wiki/Step_migration

    According to Abrahm Lustgarten, Senior Environmental Reporter for ProPublica, in his May 2021 report, Step migration – or "stepwise migration" – is a characteristic pattern of migration driven by climate change. [3] [4]

  4. Stepwise - Wikipedia

    en.wikipedia.org/wiki/Stepwise

    Stepwise may refer to: Stepwise reaction; Stepwise refinement; Stepwise regression; See also. Step function, a mathematical function; Steps and skips, a musical term

  5. Stepwise regression - Wikipedia

    en.wikipedia.org/wiki/Stepwise_regression

    The main approaches for stepwise regression are: Forward selection, which involves starting with no variables in the model, testing the addition of each variable using a chosen model fit criterion, adding the variable (if any) whose inclusion gives the most statistically significant improvement of the fit, and repeating this process until none improves the model to a statistically significant ...

  6. Approach plate - Wikipedia

    en.wikipedia.org/wiki/Approach_plate

    An approach plate for the ILS or LOC approach to runway 14L at Cologne Bonn Airport, Germany. Approach plates (or, more formally, instrument approach procedure charts) are the printed or digital charts of instrument approach procedures that pilots use to fly instrument approaches during instrument flight rules (IFR) operations.

  7. Billboard Year-End Global 200 singles of 2021 - Wikipedia

    en.wikipedia.org/wiki/Billboard_Year-End_Global...

    At the end of a year, Billboard publishes an annual list of the 200 most successful songs throughout that year on the Global 200 and Global Excl. US charts based on the information. For 2021, its first year, the list was published on December 2, calculated with data from November 21, 2020, to November 13, 2021.

  8. Stepwise mutation model - Wikipedia

    en.wikipedia.org/wiki/Stepwise_Mutation_Model

    The original model assumes that if an allele has a mutation that causes it to change in state, mutations that occur in repetitive regions of the genome will increase or decrease by a single repeat unit at a fixed rate (i.e. by the addition or subtraction of one repeat unit per generation) and these changes in allele states are expressed by an integer (. . .

  9. Pain ladder - Wikipedia

    en.wikipedia.org/wiki/Pain_ladder

    "Pain ladder", or analgesic ladder, was created by the World Health Organization (WHO) as a guideline for the use of drugs in the management of pain. Originally published in 1986 for the management of cancer pain, it is now widely used by medical professionals for the management of all types of pain.