Statistics - 11.2.2 Hypothesis Testing for 2 Sample Means (σ unknown) - Equal Variances
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.sharepo...
Confidence Interval Decision Tree: https://bellevueuniversity-my.sharepo...
Hypothesis Testing Decision Tree: https://bellevueuniversity-my.sharepo...
This playlist follows the text, Beginning Statistics, 3rd ed, Warren, Denley, Atchley
Playlist: • Applied Statistics (Entire Course)
