Which of the following would likely be a good unbiased sample for a national survey about same-sex civil unions?
a. a sample of 2,000 women from southern states
b. a sample of 1,100 regular church attendees.
c. a sample of 300 senior citizens from all over the country.
d. a sample of 1,100 American people from a research firm's qualified sampling list.
e. a sample of 6,000 gay men.
Question 2
__________ often holds oversight hearings to investigate the policies and performance of agencies and departments in the federal bureaucracy.
Fill in the blanks with correct word