Question
A pollster in Oregon surveys a random sample of 200 people, a pollster in Washington surveys a random sample of 300 people, and both find
A pollster in Oregon surveys a random sample of 200 people, a pollster in Washington surveys a random sample of 300 people, and both find a similar level of support for the recent decision to end the mask mandate. Which of the following will be true about the 95% confidence intervals they report?
Group of answer choices
Because Washington has a bigger population than Oregon, the Washington poll will have a bigger margin of error.
Because Washington has a bigger population than Oregon, the Washington poll will have a smaller margin of error.
Because the Washington poll has a bigger sample size than the Oregon poll, the Washington poll will have a bigger margin of error.
Because the Washington poll has a bigger sample size than the Oregon poll, the Washington poll will have a smaller margin of error.
Because the two polls found similar sample proportions, the margins of error will be similar.
Because of random sampling, it is impossible to tell.
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