Question

A drug company claims that an allergy medication causes headaches in 5% of those who take...

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

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

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

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

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

  6. Which hypotheses do we want to test?
    • H0: p ≠ 0.05
      H0: p = 0.05
    • H0: p = 0.05
      H0: p ≠ 0.05
    • H0: p = 0.05
      H0: p > 0.05
    • H0: p = 0.05
      H0: p < 0.05

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Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Answer:

(a)

Question: Identify the population(s).

Correct option:

all individuals who take the medication.

(b)

Question: What is the variable being examined for individuals in the population(s)?

Correct option:

whether or not a person who takes the drug gets a headache.

Question: Is it categorical or quantitative?

Correct option:

categorical

(c)

Question: Identify the parameter(s).

Correct option:

_the proportion of those who take the drug who get a headache.

(d)

Question: What is the claim?

Correct option:

a population proportion

(e)

Correct option:

H0: p = 0.05
H1: p > 0.05

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