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Santos wants to know what percentage of people who get married in his county knew each other in school.
Which of the following survey methods will allow Santos to make a valid conclusion about the percentage of couples married in his county who knew each other in school?
Choose 1 answer:
A Get a list of the 30 couples most recently married in his county, then ask them.
B Sort a list of couples married in his county into a random order, then ask the first 30 couples on the list.

Santos wants to know what percentage of people who get married in his county knew each other in school.\newlineWhich of the following survey methods will allow Santos to make a valid conclusion about the percentage of couples married in his county who knew each other in school?\newlineChoose 11 answer:\newline(A) Get a list of the 3030 couples most recently married in his county, then ask them.\newline(B) Sort a list of couples married in his county into a random order, then ask the first 3030 couples on the list.

Full solution

Q. Santos wants to know what percentage of people who get married in his county knew each other in school.\newlineWhich of the following survey methods will allow Santos to make a valid conclusion about the percentage of couples married in his county who knew each other in school?\newlineChoose 11 answer:\newline(A) Get a list of the 3030 couples most recently married in his county, then ask them.\newline(B) Sort a list of couples married in his county into a random order, then ask the first 3030 couples on the list.
  1. Choose Random Sampling: Choose the method that provides a random sample to avoid bias.
  2. Consider Representativeness: Option A might not be representative because it only considers the most recently married couples.
  3. Prefer Random Sample: Option B provides a random sample, which is more likely to be representative of the entire population of married couples in the county.
  4. Select Better Method: Conclude that Option extit{B} is the better method for Santos to use for his survey.

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