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6 May 2018
20. To learn about the political attitudes of current students at their school, researchers went to the school coffee house to survey its customers. These researchers recruited a sample. a. random b. stratified c. representative d. convenience
20. To learn about the political attitudes of current students at their school, researchers went to the school coffee house to survey its customers. These researchers recruited a sample. a. random b. stratified c. representative d. convenience
14 Jul 2023
evangelistaLv10
24 Apr 2022
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Elin HesselLv2
7 May 2018
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