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Tukey's test of additivity - Wikipedia


In statistics, Tukey's test of additivity, named for John Tukey, is an approach used in two-way ANOVA to assess whether the factor variables are additively related ...

Tukey's test of non-additivity - InfluentialPoints.com


Tukey's test of non-additivity provides a test for a particular form of interaction between factors even when there is no replication. It can therefore be used to test  ...

R: Tukey's test of additivity.


With an RBD we are testing the null hypothesis that there is no treatment effect in any block. ... We can test this assumption with the Tukey's test for additivity.

Spatial and Temporal Variability of Canopy ... - US Forest Service


Thomas R. Rambo1, Department of Plant Sciences, University of California, Davis, California, 95616 and .... with Tukey's test for nonadditivity to test if the.

Jerome H. Friedman - Department of Statistics - Stanford University


Stanford, CA 94305 ... Friedman, J. H. "On multivariate goodness-of-fit and two- sample testing." (Dec. ... Friedman, J. H., Hastie, T. and Tibshirani, R. "Additive Logistic Regression: a ... Fisherkeller, M. A., Friedman, J. H. and Tukey J. W. ( 1975).

Summarizing and comparing GeneChip data


Redwood City, CA. ... Note that by taking logs, assuming the LHS is >0, this is close to an additive model ... It is like Tukey's biweight, but in the 2-way array of chips by probes, and we .... t-test: estimated log FC/estimated SE of estimated log FC.

Downloaded - Ocean Ridge Biosciences


Mar 3, 2010 ... oratories, Hollister, CA) were housed in a facility with constant temperature and humidity and a ... using GeneSpring 7.0 Software (Silicon Genetics, Redwood City,. CA). ... two groups and ANOVA followed by Tukey's test for multiple comparisons after ..... either additive or competitive influences. Fifth, not all ...

Non-additive hepatic gene expression elicited by 2,3,7,8 ...


Aug 7, 2011 ... For example, interactions could include additive effects, or non-additive ..... 2003) and Ingenuity Pathway Analysis (Ingenuity Systems, Redwood City, CA). ... of variance (ANOVA) followed by Dunnett's or Tukey's post hoc test.

Isotopic incorporation rates for shark tissues from a long-term ...


... regular otter trawls by the Marine Science Institute (Redwood City, CA, USA). ... immediately centrifuged in a no-additive Vacutainer® (BD, Franklin Lakes, NJ, .... red blood cells and muscle [Tukey's honestly significantly different (HSD) test, ...

Imported parasitic wasp helps control red gum lerp psyllid


Since 1998 this psyllid has spread throughout California, resulting in millions of dollars in .... (10-centimeter) plastic disks coated with a thin layer of motor oil additive and ... by different letters are significantly different (Tukey's HSD test, P < 0.05). .... cities of Berkeley (Alameda County) and Sacramento (Sacramento ...