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

Quizplus · Accepted Answer

Random sampling decreases the probability of systematic bias.Cluster,convenience,and systematic sampling increase the risk that the sample population has attributes that differ from the general population.

To Decrease the Probability of Systematic Variation in a Study