Applied Statistics (Entire Course) - Statistics - 8.1.2 Estimating Population Means (𝜎 known)

In our first video for calculating a confidence interval for a population mean, we discover how to calculate the critical value, the standard error, the margin of error and finally the confidence interval. In addition, we discuss how to interpret the resulting interval. 0:00 Intro 0:18 Checking Conditions 1:43 Understanding Confidence Level vs. Alpha 6:50 Check Conditions and Find Point Estimate 8:29 Find All Values Needed for Computations 9:56 Calculate Margin of Error and Interval 11:45 Write Interval in Interval Notation and Interpret the Interval 12:39 Using Excel for Confidence Intervals for Means with Sigma Known 16:15 Practice with Me 17:49 Practice On Your Own 19:25 Up Next Power Point: https://bellevueuniversity-my.sharepoint.com/:p:/g/personal/kbrehm_bellevue_edu/EXn2u_BGD-REtIDaw9mAtDIBz6gfxnOKgUiFU2BhT0V6PQ?e=5BrvAj 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