Regression to the mean is a mathematical equation for interpreting threats to external validity

Which of the following would be found in the appendices section?

a) current status of topic b) problem statement c) time line d) research design

Which of the following statements about newspapers during the early years of the republic is true?

A. Newspapers then were cheaper than today. B. Early newspapers made little or no attempt to appear objective. C. Early newspapers were supported by paid advertising. D. Early newspapers were read avidly by both the elite and the masses. E. None of these are correct.