Which of these is not an assumption scientists make about nature?

Imagine you meet a man on an airplane who claims he is a scientist. After listening to him talk for a while you know he is not telling the truth.  Which of his attitudes gave it away?

Tony is studying movie-going behavior. Sometimes he counts the number of times his participants go to the movies each month, and sometimes he asks participants to report whether they go to the movies "never, seldom, or frequently." Unfortunately, Tony's measure violates the scientific criterion of

Dr. Jordan says that the reason people flip channels during commercials is that they are motivated to see what is on the other channels. This type of circular argument is called a(n):

The scientifi goal of explaining and controlling the reasons for a behavior can be met by testing

Dr. Johnson tells you that ESP works but only with people who believe it exists and who are not skeptical of it. Dr. Johnson's research is not scientific because it is

Organizing empirical findings and guiding research are two functions that are served by

Prediction is to hypothesis as

The best evidence for Hypothesis Z comes when we confirm Hypothesis Z and simultaneously

Dr. Maxwell, a researcher, is conducting a study that is similar to a previous study. However, she is using different kinds of participants and measuring the behavior differently.  What kind of replication is she doing?