At what point does a qualitative researcher typically make a lot of decisions about data collection and the research sample?
A) While reviewing the literature
B) During the development of a research proposal
C) While the study is in progress in the field
D) After a pilot study has been conducted
Question 2
In a sequential clinical trial:
A) Data are continuously analyzed as they become available
B) The first half of subjects is assigned to the experimental group and the second half is assigned to the control group
C) Preference is used to assign subjects to either the experimental or control condition
D) Stopping rules are only used if subjects are exposed to risk of harm or discomfort