STION ONE (a) Sulfite is a drug used to treat asthma. In a sample of 400 patients treated at the Ridge Hospital with sulfite, 26% of them said they were quickly relieved. Use this information to answer the following questions: (i) What is the variable in the study? (ii) What is the population? (iii) What is the sample size?
ESTION ONE
(a) Sulfite is a drug used to treat asthma. In a sample of 400 patients treated at the Ridge Hospital with sulfite, 26% of them said they were quickly relieved. Use this information to answer the following questions:
(i) What is the variable in the study?
(ii) What is the population?
(iii) What is the
(iv) Classify the variable by precision.
(v) What is the measurement scale
(b) A 15% random sample is to be selected from the given sampling frame. Use this information to answer the following question.
(i) What are the sample size and the population size?
(ii) Find the ratio of the population size to the sample size.
(iii) If ACHEAMPONG is the first person selected, write down the FIRST NAMES of the first fifteen sample members.
(iv) What random sampling method has been used to obtain the sample?
(v) State the gender composition of the selected sample.
QUESTION TWO
(a) The following characteristics of patients in a certain hospital were studied;
Pulse rate HIV status Temperature Blood Pressure
Name Pain Level Stage of Cancer Age
Blood Group Genotype Sugar Level Weight
Copy and complete the table below to describe each characteristic: Variable Qualitative or Quantitative Discrete or Continuous Scale of Measurement
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