'Appropriate hypothesis test' presentation slideshows

Example 7.1.1: Randomization

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Comparing Two Means

Comparing Two Means. Two-sample problems :. compare the responses in two different groups each group is considered to be a sample from a different population responses of each group are independent of those in the other group samples MAY be of different sizes. examples:.

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T-Tests for Comparing Two Means

T-Tests for Comparing Two Means. Presentation 8.6. Notation Reminder for Comparing Two Means. Assumptions and Degrees of Freedom. The assumptions for the significance test are the same as they were for the confidence interval. These must be explicitly addressed!

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