CompTIA Data+ Certification Exam
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42 questions in this view
A city planning department wants to analyze customer commute times to improve its transportation services during rush hours. Given the following table:
Which of the following metrics is most effective for the department to analyze to help plan its services?
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A data analyst needs to provide a report about a marketing campaign's performance per customer, city, and day. Which of the following types of analyses does the analyst need to use?
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Given the following data set:
Which of the following is the mean for January?
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A data analyst needs to create a dashboard that reflects results as user data is updated. Which of the following report types is the best delivery method for this scenario?
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A data analyst is reviewing a new data source that contains employee IDs, job titles, dates of birth, addresses, years of service, and employees' birth months. Which of the following inconsistencies should the analyst identify?
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Which of the following is a valid file extension for a flat file?
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