Author Question: To decrease the probability of systematic variation in a study to evaluate the effects of a teaching ... (Read 30 times)

saliriagwu · **on:** Jul 8, 2018

To decrease the probability of systematic variation in a study to evaluate the effects of a teaching program on disease management, the researcher will use which sampling process?

a. Cluster sampling
b. Convenience sampling
c. Random sampling
d. Systematic sampling

Question 2

In a study of patients who have dementia, a researcher wishes to examine the effects of moderate exercise on patients' abilities to perform self-care.

The researcher decides to use subjects between 70 and 80 years of age who have been diagnosed with dementia for less than 1 year. A patient who is 65 years old meets:
a. eligibility criteria.
b. exclusion criteria.
c. inclusion criteria.
d. sampling criteria.