HWIntstructions - of the test statistic. Always start with...

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Notes About Homework Format 1. When doing a statistical test, always state the null hypothesis clearly, e.g . Null hypothesis: there is no difference in XXX between the groups A, B, C, etc. 2. When doing a statistical test, state the test you are using, e.g. ANOVA, t-test etc. 3. When doing the calculations, write the fundamental equations and then plug in the numbers, e.g . 1 1 18.9 2.1 9 n i i x x n = = = = , 2 2 2 2 1 2 3 ( ) /3 with s s s s = + + . 4. State the significance level α you are using, and the corresponding critical value
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Unformatted text preview: of the test statistic. Always start with α = 0.05, and then go on to lowest α necessary. 5. State your conclusion: the main purpose of the problems is for you to reach a conclusion: e.g.: Conclusion: there is difference in XXX between groups with P<.01; or Accept the null hypothesis of no difference in XXX between groups....
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This note was uploaded on 12/02/2008 for the course BME 423 taught by Professor D'argenio during the Fall '06 term at USC.

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