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5 small size companies, 9 median and 41 large ones are randomly selected for a financial auditing from 31 small. 59 median and 43 large companies. Identify which sampling technique is used Stratified Convenience Random Cluster Systematic

Respuesta :

Answer:

Stratified

Step-by-step explanation:

Stratified sampling is a type of sampling method in which the observer divides the overall population into different groups.

These groups are known as strata.

Within the each group, a probability sample is selected.

stratified sampling helps in reducing the sample size required to attain a required precision.

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