Vocabulary:

Level of significance- probability of being wrong in rejecting the null hypothesis

Reflection:

In class today, we discussed statistical tests used in research studies. These tests determine whether the results the researchers find are significant or not. There were three types of tests: f-test, t-test and chi-squared test. I have used all of these types of tests before in my chemistry classes, chi-squared and t-tests much more than the f-test. It was interesting to think about the tests in terms of people, rather than in terms of measurements done in a lab. In both cases, the results beome simply numbers, in terms of the tests.

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