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18 January, 10:16

Tambra needs to make sure that she has a representative sample for her master's thesis. She needs to ensure that her sample matches the national consensus data on gender and ethnicity for the local area. She needs 60% females and 45% White participants to appropriately represent these groups in her data. She is interested in which type of sampling procedure?

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  1. 18 January, 12:22
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    Stratified random sampling.

    Step-by-step explanation:

    In Statistics, Stratified random sampling can be defined as a method of sampling that involves dividing a population into smaller groups known as strata.

    In stratified random sampling, the strata are formed based on member's shared characteristics (e. g female or male, occupation, education) or attribute (e. g black or white).

    Tambra needed 60% females and 45% White participants to appropriately represent the gender and ethnicity groups in her data. Hence, she is interested in stratified random sampling type.
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