DA0-001 · Question #239
A data analyst needs to survey customers about their preferences for various types of soda. Which of the following sampling methods should the analyst use to collect the survey data?
The correct answer is A. Simple random sampling. Simple random sampling is the most appropriate method for a basic customer preference survey as it ensures every population member has an equal chance of selection, minimizing bias.
Question
A data analyst needs to survey customers about their preferences for various types of soda. Which of the following sampling methods should the analyst use to collect the survey data?
Options
- ASimple random sampling
- BParameterization sampling
- CIndex sampling
- DSingle-stage sampling
How the community answered
(19 responses)- A89% (17)
- B5% (1)
- C5% (1)
Why each option
Simple random sampling is the most appropriate method for a basic customer preference survey as it ensures every population member has an equal chance of selection, minimizing bias.
Simple random sampling ensures that every individual in the target population has an equal chance of being selected for the survey, making it an unbiased and straightforward method for collecting general customer preferences.
Parameterization sampling is not a recognized standard statistical sampling method.
Index sampling is not a recognized standard statistical sampling method.
Single-stage sampling is a broad term that refers to selecting elements directly without further stages, but simple random sampling is a more specific and fundamental method within this category.
Concept tested: Basic sampling methods
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