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Hypothesis testing assesses whether data are inconsistent with a given hypothesis (usually a null hypothesis of no effect).

2 votes

Driving myself crazy over the basics - test of means

Regardless of whether you're using a standard independent t-test (as your code suggests) or a Mann Whitney (as you say in the description), be careful with significance and large samples. Tests of sta …
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1 vote

How to test a treatment had a positive effect on the experimental group?

Because it's a small sample, this question and answer(s) are relevant. You're correct that you don't want to conduct a paired samples t-test on only the experiment group, because a comparison to a con …
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