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Stats help us figure out when stuff is different, like the traffic levels in two different neighborhoods. But that opens up more questions — is one thing more or less than the other? Or just different in some unknown way? How can we be sure? The answer lies in tails and testing. More specifically: one and two-tailed tests.
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Chapters:
0:00 – Introduction
0:58 – Tails And Hypothesis Testing
2:24 – Two-Tailed Tests
3:58 – Directionality
4:35 – One-Tailed Tests
7:08 – Distinguishing One And Two-Tailed Tests
9:52 – Conclusion
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#StudyHall #Statistics #RealWorld
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SOURCES:
https://www.cornellcollege.edu/library/ctl/qr/PDFs/StatisticsGlossary.pdf
https://www.stats.ox.ac.uk/pub/bdr/IAUL/Course1Notes7.pdf
https://www.ncbi.nlm.nih.gov/books/NBK223325/
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