Applied Statistics (Entire Course) - Statistics - 11.2.2 Hypothesis Testing for 2 Sample Means (σ unknown) - Equal Variances

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This course includes

16.5 hours of video
Certificate of completion
Access on mobile and TV

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Keywords

hypothesis testing sigma unknown equal variances statistics confidence intervals statistical hypothesis testing inferential statistics ap statistics statistics tutorial hypothesis testing statistics descriptive statistics hypothesis testing statistics examples

Full Transcript

We continue looking at 2 sample means with sigma unknown, this time for populations where the variances are assumed to be equal. 0:00 Intro 0:10 Reference Sheet 1:27 Problem Statement 3:52 Check Conditions and State Hypotheses 4:24 Calculate Statistics 6:09 Draw Conclusion and Interpret Decision 6:40 Support with Confidence Interval 8:15 Using Excel 13:39 Up Next Power Point: https://bellevueuniversity-my.sharepoint.com/:p:/g/personal/kbrehm_bellevue_edu/EbxOfubn9spDpiCXwRvSvUMBr7gEbBRJwsSftEw_QEL0aQ?e=550Vqq Confidence Interval Decision Tree: https://bellevueuniversity-my.sharepoint.com/:b:/g/personal/kbrehm_bellevue_edu/EbcsvXnQcsxAjGEmqReLNS4B-bxNVp6EzXRPrsFLxbaUSQ?e=ehmDq1 Hypothesis Testing Decision Tree: https://bellevueuniversity-my.sharepoint.com/:b:/g/personal/kbrehm_bellevue_edu/Ea6wo_3qR69HqiKzJBvsCY8Bn1HBDw8thED70zuAhU81CQ?e=IgbeO4 This playlist follows the text, Beginning Statistics, 3rd ed, Warren, Denley, Atchley Playlist: https://www.youtube.com/playlist?list=PLl-gb0E4MII1dkfGxmdt8YA0Dgabdvdmq