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CompTIA Updated DA0-001 Exam Questions and Answers by myra

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CompTIA DA0-001 Exam Overview :

Exam Name: CompTIA Data+ Certification Exam
Exam Code: DA0-001 Dumps
Vendor: CompTIA Certification: CompTIA Data+
Questions: 363 Q&A's Shared By: myra
Question 52

A data analyst needs to observe the relationship between two numeric variables and identify the clustering pattern as well as the outliers. Which of the following visualizations should the analyst use?

Options:

A.

Heat map

B.

Tree map

C.

Scatter plot

D.

Stacked chart

Discussion
Question 53

Given the following data set:

Questions 53

Which of the following is the best reason for cleansing the data?

Options:

A.

Duplicate data

B.

Imputed data

C.

Redundant data

D.

Corrupt data

Discussion
Question 54

A data analyst is performing a data merge within a spreadsheet using the tables below:

https://www.bing.com/images/blob?bcid=S1XCF9p02M4GjpbGxHj0lrIaj9sw.....4c Questions 54

The analyst is attempting to pull the addresses from Table 2 into Table 1 using the last names and is receiving an error message. Which of the following steps can the analyst perform to fix the error?

Options:

A.

Use concatenate to combine the tables.

B.

Ensure the formula is pulling from right to left.

C.

Sort the data by the last name field.

D.

Review the spelling and data type.

Discussion
Question 55

A cereal manufacturer wants to determine whether the sugar content of its cereal has increased over the years. Which of the following is the appropriate descriptive statistic to use?

Options:

A.

Frequency

B.

Percent change

C.

Variance

D.

Mean

Discussion
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