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  2. Market correction - Wikipedia

    en.wikipedia.org/wiki/Market_correction

    [5] [6] Corrections end once stocks attain new highs. [7] Stock market corrections are typically measured retrospectively from recent highs to their lowest closing price. The recovery period can be measured from the lowest closing price to new highs, to recovery. [8] Gains of 10% from the low is an alternative definition of the exit of a ...

  3. Help:Minor edit - Wikipedia

    en.wikipedia.org/wiki/Help:Minor_edit

    Examples include typographical corrections, corrections of minor formatting errors, and reversion of obvious vandalism. A minor edit requires no review and could never be the subject of a dispute. An edit of this kind is marked in its page's revision history with a lowercase, bolded "m" character ( m ).

  4. Sheppard's correction - Wikipedia

    en.wikipedia.org/wiki/Sheppard's_correction

    In statistics, Sheppard's corrections are approximate corrections to estimates of moments computed from binned data. The concept is named after William Fleetwood Sheppard . Let m k {\displaystyle m_{k}} be the measured k th moment, μ ^ k {\displaystyle {\hat {\mu }}_{k}} the corresponding corrected moment, and c {\displaystyle c} the breadth ...

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  6. Šidák correction - Wikipedia

    en.wikipedia.org/wiki/Šidák_correction

    The Šidák correction is derived by assuming that the individual tests are independent.Let the significance threshold for each test be ; then the probability that at least one of the tests is significant under this threshold is (1 - the probability that none of them are significant).

  7. Erratum - Wikipedia

    en.wikipedia.org/wiki/Erratum

    Corrigendum is the gerundive form of the Latin compound verb corrigo -rexi -rectum (from the verb rego, "to make straight, rule", plus the preposition cum, "with"), "to correct", [3] and thus signifies [4] "(those things) which must be corrected" and in its single form Corrigendum it means "(that thing) which must be corrected".

  8. Multiple comparisons problem - Wikipedia

    en.wikipedia.org/wiki/Multiple_comparisons_problem

    A normal quantile plot for a simulated set of test statistics that have been standardized to be Z-scores under the null hypothesis. The departure of the upper tail of the distribution from the expected trend along the diagonal is due to the presence of substantially more large test statistic values than would be expected if all null hypotheses were true.

  9. Six forces model - Wikipedia

    en.wikipedia.org/wiki/Six_forces_model

    The addition of the 6th force, complementary products, has been contentious. Michael Porter , the originator of the five forces analysis has suggested that complementary products are not an additional force that determine the competitive intensity or profitability of an industry, but rather can be seen as a factor that influences the other five ...