A simple random sample of 30 residents from Seattle is taken to estimate the median income of all Seattle residents.
A
. NON-REPRESENTATIVE?
B
. REPRESENTATIVE?
A simple random sample of people over age 18 is taken to estimate the mean weight of all adults.
A
. NON-REPRESENTATIVE?
B
. REPRESENTATIVE?
A telephone survey is conducted during the day in order to determine the chances of a certain candidate winning an election.
A
. NON-REPRESENTATIVE?
B
. REPRESENTATIVE?
A simple random sample of 40 U.S. citizens is taken in order to estimate the mean cholesterol level of U.S. citizens.
A
. NON-REPRESENTATIVE?
B
. REPRESENTATIVE?
You can earn partial credit on this problem.