The correct answer is A
Which of the following strategies helps reduce sampling bias?
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In a structured database, which data storage format would best support hierarchical data with varying levels of nested attributes?
Which sampling technique is most appropriate when the population is naturally divided into groups that differ significantly from each other?
Which of the following statements best describes the purpose of a p-value in hypothesis testing?
Which of the following is the primary benefit of using APIs over web scraping for data collection from a website?
When identifying business problems, what is the first step a data analyst should take to ensure clarity and effectiveness in solving the problem?
