Final answer:
A doctorally prepared nurse with such specialized skills in research and administration best fits the description of a Nurse Researcher.
Step-by-step explanation:
The role that best describes a doctorally prepared nurse with clinical and research experience, who is knowledgeable about statistics, obtaining grants, evaluation research, and administration; and who designs studies and disseminates findings to health care staff and policymakers is a Nurse Researcher. Nurse researchers are key players in healthcare as they directly contribute to the improvement of patient care through scientific inquiry and evidence-based practice. They are especially adept in areas of critical environments like ICU, CGU, Emergency, and Medical-Surgical environments, addressing the significant need for dedicated staff with advanced knowledge and research capabilities.
A doctorally prepared nurse with clinical and research experience, knowledgeable about statistics, obtaining grants, evaluation research, and administration, who designs studies and disseminates findings to health care staff and policymakers is called a Nurse researcher. Nurse researchers play a crucial role in advancing the field of nursing through their research and contribute to evidence-based practice.