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In your role as a data professional, you examine a dataset of taxi rides to determine which hour of the day typically has the highest demand. Under which discipline does this example best fall?

data analysis

Which of the following examples demonstrate data-driven decision-making? Select all that apply.

A manufacturing company uses documented information about production processes to improve efficiency. A grocery store polls customers about their brand preferences, then uses the survey results to determine which items to stock.

What type of data visualization might an analyst create in order to communicate data insights to others?

An analyst might create a graph, map, or chart in order to communicate data insights to others.

A junior data analyst is assigned a new project. They define the problem that they need to help solve and confirm they understand expectations. Which step of the data analysis process are they working in?

Ask

Fill in the blank: Data analysts use a ___ approach in order to identify, describe, and work out challenges or issues.

Big-picture

Which of the following statements correctly describe data and data analysis? Select all that apply.

Collecting data is part of the data analysis process.

Fill in the blank: Analytical skills are the qualities and characteristics associated with using ___ to solve problems.

Facts

Fill in the blank: Analytical thinking involves ___ a problem, then solving it by using data in an organized, step-by-step manner.

Identifying and defining

Which of the following is NOT a key aspect of analytical thinking?

Intuition

Fill in the blank: Data Science involves using ___ data to create new ways of modeling and understanding the unknown.

Raw

When building data into business strategy, why is it important to include insights from subject-matter experts? Select all that apply.

They are familiar with the business problem

A software company wants to improve its customer experience scores by 3% over the next 30 days. A data professional works to achieve this objective by understanding current scores and how far away they are from desired scores. They then use data insights to help advance the company from where they are now to where they want to be next month. What does this scenario describe?

This scenario describes gap analysis.

While planning a roadtrip, you figured out all of the specific stops you need to take along the way. You also consider how often you'll stop for the gas, meals, and sleep. Having this information enables you to execute your plan. What does this scenario describe?

This scenario describes the detail-oriented thinking, which is about figuring out all of the specifics that will help you execute a plan.

What is the root cause of a problem?

Why the problem occurs

Fill in the blank: The analytical skill ___ encompasses how someone organizes information.

Data design

Fill in the blank: A ___ encompasses the various elements that interact with one another in order to produce, manage, store, organize, analyze, and share data.

Data ecosystem

A data professional considers how they can best manage the key elements of an analysis project. They confirm that team members know how to use the right data, ensure there's a clear path to a solution, and check that the right technology is in place. Which analytical skills does this scenario describe?

Data strategy

An e-commerce website collects, observes, and analyzes its customers' online behaviors. Then, it uses the insights gained to choose when to put certain products on sale. What business practice does this describe?

Data-driven decision-making, uses facts to guide business strategy.

What is a method for examining and evaluating how a process works currently in order to get to an improved future state?

Gap analysis

Fill in the blank: in the process step, data analysts may remove ___, which are data points that lie significantly outside the overall pattern of the data and could potentially skew the information.

Outliers

Which of the following activities are elements of data-driven decision-making? Select all that apply.

Request observations from subject-matter experts. Define the business need. Find relevant data.

Which step of the data analysis process is most likely to involve creating visuals that help people understand complex facts and figures?

Share

What is the term for people who invest time and resources into a project and are interested in the outcomes?

Stakeholders

Which analytical skill involves the ability to break things down into smaller steps and work with them in an orderly and logical way.

Technical mindset

An acquaintance tells you that they spend many hours each day "playing." To learn more, you ask them whether they play sports, a musical instrument, or something else. Their answer helps you clarify the meaning of their statement. What does this scenario describe?

Understanding context. Context is the condition in which something exists or happens.


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