A newspaper reporter is interested in the outcome of a local election on a controversial issue. She knows that opinions of voters who visit the polls in the morning could be different than those who
Visit later in the day and she does not want a biased sample. Which sampling method is likely to
Result in an unbiased sample?
A) A systematic sample of every tenth voter throughout the day.
B) A cluster sample of all the voters who visit the polls between 8:00 am and 9:00 am and between 5:00 pm and 6:00 pm.
C) A large sample of voters that have been stratified by age.
D) None of these.

Question

Quizplus · Accepted Answer

A systematic sample of every tenth voter throughout the day is likely to result in an unbiased sample because it ensures that voters are selected at regular intervals throughout the entire day, reducing the risk of time-related bias.

A Newspaper Reporter Is Interested in the Outcome of a Local