Name (up to) four errors in everyday reasoning in the conclusion that people should not feel guilty about not letting their house-cats out in the city, because when one observer moved into the country, she opened the door to her cats, and they chose not to go outside.

How did the study of people using WebTV (Nie and Erbring 2000) overcome issues of generalizability, particularly given that only two thirds of US households were connected to the Internet?

What does it mean to employ mixed methods in social research? What are the advantages?