Sally Is Completing a Narrative Study on the Rehabilitation of Middle-Aged

Multiple Choice

Sally is completing a narrative study on the rehabilitation of middle-aged women runners after stress fractures in their feet. She therefore selects only women in the 35-45 year age range who are just beginning rehabilitation at one particular clinic. Sally's sampling strategy can best be described as

A) simple random sampling.
B) cluster sampling.
C) homogeneous sampling.
D) random purposive sampling.