Question: Show all your steps and include any formulas you use. Answer each question using a complete sentence. Should thedrinking age should be lowered to age

Show all your steps and include any formulas you use. Answer each question using a complete sentence.

  1. Should thedrinking age should be lowered to age 18?To addressthisquestion,researchersrandomly select1000US adults: two hundred and fifty 18-24-year-olds, two hundred and fifty25-40-year-olds, two hundredand fifty40-55-year-olds, and two hundred and fiftyover55-year-olds.Overall,73% of those surveyedsaidno,the drinkingageshould not be lowered toage 18. The surveyreported amargin of error of 4%.

Please type complete sentences that include the context of the study and any units.

  • Describe theimpliedpopulation?

  • Describe the sample?

  • What sampling method was used?

  • What isthestatistic in the context of this study? (Not the definition)

  • What istheparameter in the context of this study? (Not the definition)

  • Whatistheconfidence interval and how should it be interpreted?

  • How would yourespondto someone who claims the majority of US adultsare in favor of loweringthe drinkingage?

  • Is this an experiment or observational study? Explain.

  • Name and describe one type of bias that could be present in this study.

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