'Sum test' diaporamas de présentation

Overview of Statistical Tests Available

Overview of Statistical Tests Available. BIOL457/657 5 February 2014. Deciding Which Test to Use. Is DV meristic, mensural, or categorical? Is IV continuous or discrete in its variation? If IV is discrete, are two groups being compared, or more than two? Are there multiple IVs?.

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Predicting Bugs Using Antipatterns

Predicting Bugs Using Antipatterns. Ehsan Salamati Taba , Foutse Khomh , Ying Zou , Meiyappan Nagappan , Ahmed E. Hassan. Past Defects, History of Churn (Zimmermann, Hassan et al.). Model. Predict Bugs. Code. Antipatterns. Topic Modeling (Chen et al.). Antipatterns.

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Rectal douching and lubricant use among global web-survey respondents

Rectal douching and lubricant use among global web-survey respondents. Shauna Stahlman, Marjan Javanbakht, Jim Pickett, Marc-Andre LeBlanc, Pamina Gorbach. Background.

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Non-parametric test

Non-parametric test. Introduction, Wilcoxon rank sum test and Man-Whitney U test Reporter: Shao-Li Han. Non-Parametric Test. Parametric tests: certain assumptions Non-parametric tests: fewer assumptions need . Advantage. Few or no assumption Reduce the effect of the outlies

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Reject H o Accept H o

Left Tailed Right Tailed Two tailed . Reject H o. Reject H o. Reject H o Accept H o. Accept H o Reject H o. Accept H o. http://library.beau.org/gutenberg/1/0/9/6/10962/10962-h/images/069.png.

337 views • 9 slides

Diff- inDiff 2

Diff- inDiff 2. 1. Are exports from i to j, the same as imports in i from j? Should they be?. . gen test= xij-mji (14 missing values generated) . sum test, detail test -------------------------------------------------------------

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The effects of climate change on New York City given extreme weather patterns

The effects of climate change on New York City given extreme weather patterns Pricila Castillo and Almira Duka. Introduction. Methods. Results.

124 views • 1 slides