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Determining if there are significant differences between groups can help us answer a ton of questions — like whether a sales strategy is working, or whether demographics impact health outcomes. T-tests are the tool that can help us decide!
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Chapters:
0:00 – Introduction
0:51 – Searching For Differences
2:40 – Two Independent Samples T-Test: Core Concepts
8:59 – Finding P-Value In Table/Google Sheets
11:11 – Conclusion
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#StudyHall #Statistics #RealWorld
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SOURCES:
Data based on a subset of this data: https://www.openintro.org/data/index.php?data=mariokart
https://www.openintro.org/go/?id=os4_for_screen_readers&referrer=/book/os/index.php
https://www.jmp.com/en_us/statistics-knowledge-portal/t-test/two-sample-t-test.html
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