Chapter 8 Confidence Intervals 8.2 Confidence Intervals About , Unknown.
INTERVALS
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INTERVALS
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Transcript of INTERVALS
![Page 1: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/1.jpg)
INTERVALS
![Page 2: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/2.jpg)
CLOSED INTERVAL
•Every real number bigger than or equal to "a" and smaller than or equal to "b"
![Page 3: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/3.jpg)
![Page 4: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/4.jpg)
OPEN INTERVAL
•Every real number bigger than "a" and smaller than "b"
![Page 5: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/5.jpg)
![Page 6: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/6.jpg)
A HALF-OPEN INTERVAL•Every real number bigger(or equal to) than "a" and smaller(or equal to)than "b"
![Page 7: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/7.jpg)
SUMMARY
![Page 8: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/8.jpg)
LEFT OR RIGHT-UNBOUNDED
![Page 9: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/9.jpg)
WE USE INFINITE ENDPOINTS TO INDICATE THAT THERE IS NO BOUND IN THAT DIRECTION
![Page 10: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/10.jpg)
LEFT-OPEN(LEFT-CLOSED)
•Every real number bigger(or equal to) than "a"
![Page 11: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/11.jpg)
![Page 12: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/12.jpg)
RIGHT-OPEN(RIGHT-CLOSED)
•Every real number smaller(or equal to) than "b"
![Page 13: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/13.jpg)
![Page 14: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/14.jpg)
![Page 15: INTERVALS](https://reader030.fdocuments.us/reader030/viewer/2022032619/55bdc6aebb61eb604a8b4742/html5/thumbnails/15.jpg)
TORTURE IS FINISHED!!!!😓😓😓😓
Practice: www.mathsisfun.com/sets/
intervals.html