1.Which of the following best describes the purpose of a primary key?

Group of answer choices

To ensure that each row in the table is unique

To provide business information, but are not required to build a database

To create the relationship between two tables

To support business processes across the organization

2.Which of the following best describes the data analytics skill of descriptive data analysis?

Group of answer choices

perform basic analysis to understand the quality of the underlying data and its ability to address the business question

demonstrate ability to sort, rearrange, merge, and reconfigure data in a manner that allows enhanced analysis

recognize what is meant by data quality, be it completeness, reliability or validity

comprehend the process needed to clean and prepare the data before analysis

3.Comparing descriptive statistics for numeric fields within the data is an example of which of the following?

Group of answer choices

Validating the data for completeness

Cleaning the data

Obtaining the data

Validating the data for integrity

.

4.Which of the following is not one of the four main questions to consider when creating your data scale and increments?

Group of answer choices

Which colors should be displayed?

Should outliers be displayed?

What scale should be used to display the data?

How much data should be displayed in the visualization?