Universe is the total population from which the sample is drawn. For example, if you are sampling 500 houses from a city that has 10,000 houses, the universe here is the 10,000 houses.
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The sampling universe is the totatility of items/events from which you can select or sample for statistical analysis and description.
Answer is Quota sampling. Its one of the method of non-probability sampling.
1) Simple random sampling 2) Systematic sampling 3) Stratified sampling 4) Cluster sampling 5) Probability proportional to size sampling 6) Matched random sampling 7) Quota sampling 8) Convenience sampling 9) Line-intercept sampling 10) Panel sampling
What is the difference between quota sampling and cluster sampling
Sampling error leads to random error. Sampling bias leads to systematic error.