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CompTIA DA0-001 Practice Test - Questions Answers, Page 18

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Question 171

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Under which of the following circumstances should the null hypothesis be accepted when a = 0.05?

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Question 172

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A financial analyst is creating a daily billing report for a company. One night, the company's data warehouse did not update the data, which caused the data to be reported incorrectly the next day.

Which of the following documentation elements should the analyst add to catch this error?

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Question 173

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An analyst is creating a resource to improve users' experience when they select specific records based on particular dates. Which of the following should the analyst use to create a resource that best meets user needs?

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Question 174

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Which of the following is an example of PII?

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Question 175

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An analyst is preparing a report that contains weather dat a. The temperatures are shown in Fahrenheit. but they must be reported in Celsius. Which of the following should the analyst do to fix this issue?

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Question 176

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Which of the following is an example of structured data?

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Question 177

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A data analyst needs to create a dashboard using the company's yearly revenue data sets. Which of the following would be the best way to plot the information to show the top-performing region?

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Question 178

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Which of the following is an example of a flat file?

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Question 179

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A data analyst is developing a data dictionary that aligns with a company's data management processes and policies. Which of the following best describes what should be included in the data dictionary?

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Question 180

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Refer to the exhibit.

Given the image below:

CompTIA DA0-001 image Question 180 95354 10022024175130000000

The data should be cleaned because of the presence of:

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Related questions

Refer to the exhibit. A data analyst needs to calculate the mean for Q1 sales using the data set below: Which of the following is the mean?
A JSON file is an example of:
Refer to the exhibit. Given the following data tables: Which of the following MDM processes needs to take place FIRST?
Which of the following techniques is used to quantify data?
Which of the following is an example of structured data?
Which of the following data cleansing issues will be fixed when a DISTINCT function is applied?
Which of the following best describes an exploratory analysis?
Five dogs have the following heights in millimeters: 300,430, 170, 470, 600 Which of the following is the standard deviation for the five dogs?
A data analyst is designing a dashboard that will provide a story of sales and determine which site is providing the highest sales volume per customer The analyst must choose an appropriate chart to include in the dashboard. The following data is available: Which of the following types of charts should be considered?
The process of performing initial investigations on data to spot outliers, discover patterns, and test assumptions with statistical insight and graphical visualization is called: