Final answer:
The six criteria for evaluating single-subject designs are timeliness of research, relevance to subject, directing, quality of writing, subject, and ethics.
Step-by-step explanation:
The six criteria for evaluating single-subject designs are:
- Timeliness of research: This refers to using up-to-date information in the study.
- Relevance to subject: The study should directly address the subject being studied.
- Directing: This criterion refers to the quality of the experimental design and how well it directs the study.
- Quality of writing: It is important that the study is well-written and clearly communicates the research findings.
- Subject: The subject of the research must be appropriate for the study.
- Ethics: Evaluating the ethical considerations of the study is crucial to ensure the rights and well-being of participants.