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Prism can perform either Tukey or Dunnett tests as part of one- and two-way ANOVA. Choose to assume a Gaussian distribution and to use a multiple comparison ...

https://www.graphpad.com/guides/prism/latest/statistics/

The Tukey and Dunnett multiple comparisons tests are used only as followup tests to ANOVA, and they take into account the fact that the comparisons are ...

https://www.graphpad.com/guides/prism/latest/statistics/

With Tukey's method, the whiskers always end at a value matching one of the values in the sample. So the two whiskers are often not the same length. The terms ...

GraphPad FAQs

Report multiplicity adjusted P value for each comparison. If you choose the Bonferroni, Tukey or Dunnett multiple comparisons test, Prism can also report ...

https://www.graphpad.com/guides/prism/latest/statistics/

... Tukey method cannot. This test cannot compute confidence intervals, and for ... If you choose the Bonferroni, Tukey or Dunnett multiple comparisons ...

https://www.graphpad.com/guides/prism/latest/statistics/

If you want to obtain confidence intervals as well as statements of signficance, use Tukey's test. If you don't need confidence intervals, you can get a bit ...

GraphPad FAQs

Prism also lets you choose Bonferroni tests when comparing every mean with every other mean. We don't recommend this. Instead, choose the Tukey test if you want ...

https://www.graphpad.com/guides/prism/latest/statistics/

The Tukey multiple comparisons test only compares pairs of means, and a overall P value < 0.05 in the ANOVA does not guarantee that Tukey (or Dunnett, etc.) ...

GraphPad FAQs

It will not plot the percentiles and will ignore your choice for how to plot the whiskers. ▫With Tukey's method, the whiskers always end at a value matching one ...

https://www.graphpad.com/guides/prism/latest/user-guide/

Tukey, Dunnet, Bonferroni. Multiple comparisons use a familywise definition of alpha. The significance level doesn't apply to each comparison, but rather to the ...

https://www.graphpad.com/guides/prism/latest/statistics/