Applied Statistics (Entire Course) - Statistics - 9.1 Comparing Two Population Means (𝜎 Known)

We now shift our focus to confidence intervals with two samples. The concept is the same, but our point estimate will be the difference in two means and our interval will be estimating the difference we can expect in the two population means. 0:00 Intro 0:17 Independent vs. Dependent Samples 3:19 Conditions and Formulas 6:06 Interpreting Results 7:39 Example 1 - Point Estimate 9:50 Example 1 - Find the Margin of Error 11:38 Example 1 - Find and Interpret the Interval 12:24 Example 1 Using Excel 15:54 Example 2 - On Your Own 19:28 Up Next Power Point: https://bellevueuniversity-my.sharepoint.com/:p:/g/personal/kbrehm_bellevue_edu/EfIiwfyfofVMtGRY0x_xJXwBGWsmxi-DspdDS33pzOCyGQ?e=ZDAcaW Confidence Interval Decision Tree: https://bellevueuniversity-my.sharepoint.com/:b:/g/personal/kbrehm_bellevue_edu/EbcsvXnQcsxAjGEmqReLNS4B-bxNVp6EzXRPrsFLxbaUSQ?e=ehmDq1 This playlist follows the text, Beginning Statistics, 3rd ed, Warren, Denley, Atchley Playlist: https://www.youtube.com/playlist?list=PLl-gb0E4MII1dkfGxmdt8YA0Dgabdvdmq