Answer:
I think that you are right, but it is kinda confusing.
Explanation:
Answer: Non-representative sampling.
Explanation: The researcher interviewing only those diagnosed with Schizophrenia who are in an inpatient facility is a non-representative sampling because, the researcher didn't take into consideration those that are diagnose and not in an inpatient facility. It is not a true representation of the population of people with Schizophrenia.
REM sleep than in NREM-1 sleep
:) ++
No picture provided or statement/representation is given