p robability & s tatistics course review. p opulations and s amples each week, the gallup poll...
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![Page 1: P ROBABILITY & S TATISTICS Course Review. P OPULATIONS AND S AMPLES Each week, the Gallup Poll questions a sample of about 1500 adult U.S. residents to](https://reader035.vdocuments.net/reader035/viewer/2022072015/56649eba5503460f94bc1e12/html5/thumbnails/1.jpg)
PROBABILITY & STATISTICSCourse Review
![Page 2: P ROBABILITY & S TATISTICS Course Review. P OPULATIONS AND S AMPLES Each week, the Gallup Poll questions a sample of about 1500 adult U.S. residents to](https://reader035.vdocuments.net/reader035/viewer/2022072015/56649eba5503460f94bc1e12/html5/thumbnails/2.jpg)
POPULATIONS AND SAMPLES
Each week, the Gallup Poll questions a sample of about 1500 adult U.S. residents to determine national opinion on a wide variety of issues.
![Page 3: P ROBABILITY & S TATISTICS Course Review. P OPULATIONS AND S AMPLES Each week, the Gallup Poll questions a sample of about 1500 adult U.S. residents to](https://reader035.vdocuments.net/reader035/viewer/2022072015/56649eba5503460f94bc1e12/html5/thumbnails/3.jpg)
SAMPLING BIAS
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NON-SAMPLING BIAS
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UNBIASED SAMPLING TECHNIQUES69051 64817 87174
0951784534 06489 87201
97245
Rachel Nadine Sade ShavonteJulian Keith Brooks AranaCandace Trey Jordan KellyImani Aharon Lucas SteliosTravis Anthony Tariq WillXavier Chelsea Bennie
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TYPES OF STUDIES
Survey
Observational Study
Experiment