Hypothesis testing: step-by-step, p-value, t-test for difference of two means - Statistics Help
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YouTubeDr Nic's Maths and Stats
Hypothesis testing: step-by-step, p-value, t-test for difference of two means - Statistics Help
This entertaining video works step-by-step through a hypothesis test, using the difference of two means as an example. Helen wishes to know whether giving away free stickers will increase her chocolate sales. There are five steps: 0:25 Hypotheses 1:27 Significance Level 1:47 Sample 1:54 p-value 2:00 Decide This is a companion video for ...
981.3K viewsDec 6, 2011
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