Applied Statistics (Entire Course) - Statistics - 10.2.2 Hypothesis Testing for Population Means (σ known) - Left-Tailed

In this video, you will see that performing a left-tailed is ALMOST exactly like running a right-tailed test. The only difference is in the Excel functions we use to compute the p-value. 0:00 Intro 0:09 Left-Tailed Test Problem Statement ad Conditions 2:21 Write Hypotheses and Perform Calculations 4:41 Draw Conclusion and Interpret Decision 5:47 Support with a Confidence Interval 7:26 Use Excel for Calculations 8:23 Up Next Power Point: https://bellevueuniversity-my.sharepoint.com/:p:/g/personal/kbrehm_bellevue_edu/EU1QWYshU95AmBp78cJoFWwBDtXyShBAKGlGTqfM1hwlTA?e=HQDkXf 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