Free Access CompTIA.DA0-001.v2025-04-17.q106 Practice Test (Page 13)

Question 56

The process of performing initial investigations on data to spot outliers, discover patterns, and test assumptions with statistical insight and graphical visualization is called:

A.an exploratory data analysis.

B.a performance analysis.

C.a link analysis.

D.a t-test.

Question 57

Which one of the following would not normally be considered a summary statistic?

A.z-score.

B.Mean.

C.Variance.

D.Standard deviation.

Question 58

Given the image below:

Which of the following file formats is depicted?

A.JSON

B.CSV

C.XML

D.HTML

Question 59

Which of the following report types is most appropriate for a high-level, year-end report requested by a Chief Executive Officer?

A.Ad hoc

B.Recurring

C.Self-service

D.Dynamic

Question 60

A recurring event is being stored in two databases that are housed in different geographical locations. A data analyst notices the event is being logged three hours earlier in one database than in the other database. Which of the following is the MOST likely cause of the issue?

A.The databases are recording different events.

B.The second database is logging incorrectly.

C.The databases are recording the event in different time zones.

D.The data analyst is not querying the databases correctly.

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Question 56

Question 57

Question 58

Question 59

Question 60

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