The term reference group in the context of multiple regression ...

[Medesa]

The term reference group in the context of multiple regression refers to:
 
  a. The omitted group when coding nominal-level variables
  b. The group representing the most important category in the analysis
  c. The group coded 1, as opposed to 0, when coding nominal-level variables
  d. The group of interest in planned (a priori) comparisons

Question 2

Observing and protecting the five rights of human subjects participating in a research study is the primary responsibility of which of the following:
 
  A) the researcher
  B) the subject
  C) the institutional review board
  D) the institutional ethics committee

[Beatricemm]

Answer to Question 1

A

Answer to Question 2

A