Question

find the technique for gathering data in the study below. an analysis of a sample of 31,000 patients from new york hospitals suggests that the poor and the elderly sue for malpractice at one - fifth the rate of wealthier patients (journal of the medical association).
o census
o sampling
o simulation
o experiment
o none of these choices

Explanation:

The study analyzes a sample of 31,000 patients. Sampling involves gathering data from a subset of a population. Here, the population is all patients in New - York hospitals, and a sample is used. A census would involve all patients, a simulation creates a model, and an experiment manipulates variables. Since a subset of patients is used for data collection, it's sampling.

Answer:

sampling