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DA0-001: Choose the Right Sampling Method for Customer Surveys

This article provides a detailed explanation of the different sampling methods available to data analysts, with a focus on simple random sampling. It also includes tips on how to choose the right sampling method for a given research project.

Table of Contents

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?

A. Simple random sampling
B. Parameterization sampling
C. Index sampling
D. Single-stage sampling

Answer

A. Simple random sampling

Explanation

Simple random sampling is a sampling method in which each member of the population has an equal chance of being selected. This method is often used when the population is large and the researcher does not have any prior knowledge about the population.

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