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Analyzing Sampling Techniques in Opinion Polls: Advantages and Disadvantages

This analysis explores various sampling techniques used in opinion polls, particularly focusing on Nike's initiative to gauge teenagers' shoe preferences via a website poll that incentivizes participation with a $5 store gift. It evaluates the benefits and drawbacks of this simple random sampling method, as well as other examples like surveys filtered by specific characteristics (e.g., teachers with brown hair) and call-in polls with a fee structure. Understanding these methods is crucial for determining population representation and data reliability.

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Analyzing Sampling Techniques in Opinion Polls: Advantages and Disadvantages

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Presentation Transcript

  1. Station Activity Convenience Sample, Voluntary Response Sample, Simple Random Sample

  2. Nike decides to open up an opinion poll on their website about the favorite type of shoes amongst teenagers. All people who participate will be given 5 dollars to any Nike outlet store. Station 1

  3. What are the advantages of this type of sample? What are the disadvantages of this type of sample? Name the Sampling Technique and the population.

  4. Mr. Towns wanted to gather information about his students and the math department behavior expectations. He handed out a survey to all of the teachers in the building but he only analyzed the data of those teachers who had brown hair. Station 2

  5. Name the Sampling Technique and the population. What are the advantages of this type of sample? What are the disadvantages of this type of sample?

  6. A newspaper advertisement for USA Today: The Television Show once said: “Should handgun control be tougher? You call the shots in a special call-in poll tonight. If yes, call 1-900-720-6181. If no, call 1-900-720-6182. Charge is 50 cents for the first minute. Station 3

  7. Name the Sampling Technique and the population. What are the advantages of this type of sample? What are the disadvantages of this type of sample?

  8. Ms. Dozier wants to know what her staff thinks about applying a one homework a night rule to all of the classes at Fenger High School. She was in a meeting with the math department and asked their opinion on it. After discussing with the math department she decided against it. Station 5

  9. Name the Sampling Technique and the population. What are the advantages of this type of sample? What are the disadvantages of this type of sample?

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