A research study on the quality of customer service of telecom call centers, chose 20 call centers for the study, with the condition that at least four had to be from Pakistan, two had to be selected from Ireland, and, another four were to be from the Philippines. What type of sampling method was used by this study?
A) stratified
B) cluster
C) quota
D) convenience

Question

Quizplus · Accepted Answer

The study used a quota sampling method because it specified a certain number of call centers to be selected from predetermined groups (Pakistan, Ireland, and the Philippines), ensuring that each group was represented in the sample.

A Research Study on the Quality of Customer Service of Telecom