Asked by Charles Burns on Jul 20, 2024
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A pharmaceutical company interested in measuring how often physicians prescribe a certain drug has selected a simple random sample from each of two groups: M.D.(Medical Doctors) and D.O.(Osteopaths) .What is this type of sampling called?
A) Simple random sampling.
B) Cluster sampling.
C) Stratified random sampling.
D) None of these choices.
Stratified Random Sampling
A sampling technique where the population is divided into distinct subgroups and samples are drawn from each subgroup.
Simple Random Sample
A sample in which each member of the population has an equal chance of being selected, minimizing biases in the sampling process.
M.D.
In a statistical context, this often refers to Mean Deviation, a measure of variability that averages the absolute deviations of data points from their mean.
- Comprehend the principle of sampling and the assortment of sampling methods.
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Learning Objectives
- Comprehend the principle of sampling and the assortment of sampling methods.
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