How can physical effects be minimized

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When might you use a related sample versus an independent sample in a hypothesis testing? Provide examples of both population to illustrate the differences-

You are the experimenter of a project running several sections of both the experimental group and control group. The sections will be run on Thursday afternoon and Friday morning. The two rooms you have been assigned vary from each other: one has neutral paint on the walls; the other has bright orange psychedelic paint.

How can physical effects be minimized as potential confounding influences in this study?

3) Using the previous scenario, suppose that you have another experimenter helping you run some of the sections. She frequently dresses in "Goth" makeup and outfits. What steps can be taken to minimize confounding caused from personality variables? scholarly references

Reference no: EM131879395

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