A drug company claims that an allergy medication causes headaches in 5% of those who take it. A medical researcher believes that more than 5% of those who take the drug actually get headaches. Identify the population(s). more than 5% of those who take the drug actually get headaches. the proportion of those who take the drug who get a headache. 5% of those who take the drug actually get headaches. all individuals who take the medication. What is the variable being examined for individuals in the population(s)? more than 5% of those who take the drug actually get headaches. the proportion of those who take the drug who get a headache. whether or not a person who takes the drug gets a headache. 5% of those who take the drug actually get headaches.

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A drug company claims that an allergy medication causes headaches in 5% of those who take it. A medical researcher believes that more than 5% of those who take the drug actually get headaches.

  1. Identify the population(s).
    • more than 5% of those who take the drug actually get headaches.
    • the proportion of those who take the drug who get a headache.
    • 5% of those who take the drug actually get headaches.
    • all individuals who take the medication.


  2. What is the variable being examined for individuals in the population(s)?
    • more than 5% of those who take the drug actually get headaches.
    • the proportion of those who take the drug who get a headache.
    • whether or not a person who takes the drug gets a headache.
    • 5% of those who take the drug actually get headaches.


  3. Is it categorical or quantitative?
    • Quantitative
    • Categorical


  4. Identify the parameter(s).
    • the mean of those who take the drug who get a headache.
    • the proportion of those who take the drug who get a headache.
    • all individuals who take the medication.
    •  whether or not a person who takes the drug gets a headache.


  5. What is the claim?
    • comparing two population means
    • a population mean
    • a population proportion
    • comparing two population proportions


  6. Which hypotheses do we want to test?
    • H0p = 0.05
      H1p < 0.05
    • H0p = 0.05
      H1p ≠ 0.05
    • H0p ≠ 0.05
      H1p = 0.05
    • H0p = 0.05
      H1p > 0.05
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