Designing a Study

Question 1

What type of sampling method is used?stratified sample✔ simple random samplecluster sampleconvenience sample

Revolt · Accepted Answer

✔ simple random sample

Question 2

Did you include the following in your response?

Revolt · Accepted Answer

Convenience sampling is the method used.; It limits population to listeners of that radio station at only a particular time.; People that call in probably have a strong opinion for or against the closings.

Question 3

What type of sampling is used?

Revolt · Accepted Answer

stratified

Question 4

Which of these methods is most likely to be biased?

Revolt · Accepted Answer

convenience

Question 5

Select all sampling methods used.

Revolt · Accepted Answer

convenience; systematic; voluntary

Question 6

Why might the method used be biased?

Revolt · Accepted Answer

It is likely that student opinions in one particular high school do not accurately represent the opinions of all high school students.; Students that take the time to complete the survey and mail it in probably feel strongly about hot lunches.

Question 7

Identify the sampling method used, and explain why this sample could be biased.

Revolt · Accepted Answer

The sampling method used is convenience sampling. The sample could be biased because it only includes listeners of that specific radio station at a particular time. Additionally, results might be skewed because people who choose to call into a radio station often have strong opinions about the topic being discussed.

Designing a Study Answers

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