What are the characteristics of an APA level 2 heading?

Which is the strongest source of research and evidence for developing evidence-based guidelines?

A nurse researcher explains the challenges associated with using a mixed-methods design to a group of RN-BSN students? Which statement by a nursing student indicates the need for further teaching?

Which of the following is part of APA guidelines for writing? (Select all that apply)

This is a mixed-methods design strategy that begins with the collection, analysis, and interpretation of quantitative data, followed by a qualitative phase. This mixed-methods design strategy is known as:

Explain the purpose of utilizing a mixed-methods research design in a study.

Explain the purpose of utilizing a mixed-methods research design in a study.

This is a mixed-methods design strategy that begins with the collection, analysis, and interpretation of quantitative data, followed by a qualitative phase. This mixed-methods design strategy is known as:

Please review this citation for APA formatting: (Select all that apply)Verghese, S., Hannallah, R. (2010). Acute pain management in children. Journal of Pain Research, 105-123. http://www.ncbi.nlm.nih.gov 

A nurse researcher is conducting a qualitative study. How will the nurse researcher knows that saturation of information has occurred?