This statistics video tutorial provides the formulas for calculating the test statistic for the population mean and population proportion. This includes the z-statistic and t-statistic.
Confidence Intervals & Margin of Error: https://www.youtube.com/watch?v=DT-fPG0Hff8
Statistics - Video Lessons:
https://www.video-tutor.net/statistic.html
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Find The Z-Score Given Confidence Interval:
https://www.youtube.com/watch?v=sJyZ9vRhP7o
Student's T-Distribution:
https://www.youtube.com/watch?v=MUD390jtgQs
Hypothesis Testing - Null & Alternative:
https://www.youtube.com/watch?v=wiYJWyfdGg4
Type I and Type II Errors:
https://www.youtube.com/watch?v=9yQm9F2_yIk
One Tailed and Two Tailed Tests:
https://www.youtube.com/watch?v=XHPIEp-3yC0
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Test Static For Means & Pop Proportions:
https://www.youtube.com/watch?v=Hag0GW9B6EY
Hypothesis Testing Problems:
https://www.youtube.com/watch?v=zJ8e_wAWUzE
P-Value Method - Hypothesis Testing:
https://www.youtube.com/watch?v=8Aw45HN5lnA
Hypothesis Testing - Proportions:
https://www.youtube.com/watch?v=76VruarGn2Q
Difference of 2 Means - H Testing:
https://www.youtube.com/watch?v=UcZwyzwWU7o
Cohen's D - Pooled Standard Deviation:
https://www.youtube.com/watch?v=GDe4M0xEghs
Hypothesis Testing - 2 Proportions:
https://www.youtube.com/watch?v=pCbNUnZ98oE
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Matched or Paired Samples t-Test:
https://www.youtube.com/watch?v=JiQR0lHLe74
Chi Square Test:
https://www.youtube.com/watch?v=HKDqlYSLt68
Chi Square Distribution Test:
https://www.youtube.com/watch?v=O6a76Dnn104
Test of Independence - Chi Square Dist:
https://www.youtube.com/watch?v=y5nxiL6civU
Final Exams and Video Playlists:
https://www.video-tutor.net/
Full-Length Videos and Worksheets:
https://www.patreon.com/MathScienceTutor/collections