Answer keys to tests are only supplied to teachers. It is not likely that the teacher would share that with a student, so the best thing to do is study the material, ask questions if you do not understand something, and then take the test.
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You don't, that is cheating and Wiki won't help you cheat. Do the work or you won't pass the class because you can't pass the tests. Time for math.
IQ tests
Dose response tests are used, which are a kind of statistical tests.
The experiment tests the hypothesis.
What is DC parametric tests