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1. A drug manufacturer is interested in the proportion of persons who have hypertension (elevated blood...

1. A drug manufacturer is interested in the proportion of persons who have hypertension (elevated blood pressure) whose condition can be controlled by a new drug the company has developed. A study involving 5000 individuals with hypertension is conducted and it is found that 8 percent of the individuals are able to control their hypertension with the drug. Assuming that the 5000 individuals are representative of the group who have hypertension, answer the following questions:

a. What is the population?

b. What is the sample?

c. Identify the parameter of interest.

d. Identify the statistic and give its value.

e. Do we know the value of the parameter?

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

a) Population: persons with hypertension

b) Sample: The 5000 individuals taken for study.

c)parameter of interest: true population proportion of person with hypertension whose condition can be controlled by the new drug

d) Statistic: 0.08 (sample proportion)

e) No, the value of parameter is known, its estimate is sample proportion = 0.08

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