Instructions
Question 1
Angela is studying the mean blood pressure of all students attending her college. She collects data from the 38 students in her statistics class. Which type of sampling is used?
- Cluster sampling
- Stratified sampling
- Systematic sampling
- Convenience sampling
Question 2
To study the mean respiratory rate of all people in his state, Frank samples the population by dividing the residents by towns and randomly selecting 12 of the towns. He then collects data from all the residents in the selected towns. Which type of sampling is used?
- Convenience sampling
- Systematic sampling
- Stratified sampling
- Cluster sampling
Question 3
Use the drop down menu to choose the correct response.
In reference to different sampling methods, _____________ includes the following steps: divide the population into groups; use simple random sampling to identify a proportionate number of individuals from each group.
Question 4
When considering different sampling methods, cluster sampling includes the steps: _______.
- use simple random sampling to select a set of groups; every individual in the chosen groups is included in the sample.
- List the members of the population; use simple random sampling to select a starting point in the population; let K = (number of individuals in the population)/(number of individuals needed in the sample); choose every Kth individual in the list starting with the one that was randomly selected.
- divide the population into groups; use simple random sampling to identify a proportionate number of individuals from each group.
- identify individuals of the population that are easily accessible; obtain data from these individuals.
ANSWERS
Question 1
Angela is studying the mean blood pressure of all students attending her college. She collects data from the 38 students in her statistics class. Which type of sampling is used?
- Cluster sampling
- Stratified sampling
- Systematic sampling
- Convenience sampling
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