A Public Opinion Poll in Ohio Was Set Up to Determine

question 6

Multiple Choice

A public opinion poll in Ohio was set up to determine whether registered voters in the state approved of a measure to ban smoking in all public areas. The researchers selected a simple random sample of 50 registered voters from each county in the state and asked whether the voters approved or disapproved of the measure. This is an example of:

• A)a systematic county sample.
• B)a stratified sample.
• C)a multistage sample.
• D)a simple random sample.

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