Identify the type of sampling used (random, systematic, convenience, stratified, or cluster sampling) in the situation described below.

a woman experienced a tax credit. the tax department claimed that the woman was audited because everyone in four randomly selected districts was being audited.

which type of sampling did the tax department use?
a. cluster sampling
b. systematic sampling
c. convenience sampling
d. random sampling
e. stratified sampling

A. Cluster sampling

Step-by-step explanation:

Cluster sampling applies to a form of sampling.

The researcher splits the population into separate groups through cluster selection, called clusters.

A simple random selection of clusters from the population is then chosen. The researcher carries out his study of pooled cluster data.

it is part of the rising action that reveals public sentiment toward hester.

explanation:

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.