Question 1

Ambrose wants to create a visualization to show senior management the progress of each of the five projects that her team is working on. Each of the projects is made up of multiple tasks, so the chart will show a percentage completion of each project divided among the following subcategories: "complete," "in process,"
And "not started."
Which chart would help Ambrose visualize that information?

Accepted Answer

A stacked bar chart is ideal for showing the composition of each project's progress in terms of the percentage completion divided into subcategories like "complete," "in process," and "not started." This type of chart allows for easy comparison across projects while visually breaking down the status of tasks within each project.

Question 2

Griffin is tasked with visualizing hourly wages of tax directors in his accounting firm. Griffin's visualization will show the maximum, minimum, and median hourly wage. Which chart would help him visualize that information?

Accepted Answer

A box plot is ideal for displaying the distribution of data based on a five-number summary: minimum, first quartile, median, third quartile, and maximum. It is perfect for visualizing the maximum, minimum, and median hourly wage as requested.

Question 3

Brady, an accountant at a local coffee shop, wants to show management the relationship of the sum of sales versus the sum of the cost of different products that the coffee shop offers. Which chart would help him visualize that information?

Accepted Answer

A scatter plot is ideal for showing the relationship between two variables, in this case, the sum of sales and the sum of costs for different products. It allows for the visualization of how one variable is affected by the other.

Question 4

Max is tasked with finding the fixed cost after being given the number of units sold in a month as well as the total cost spent in the month. Which chart would help him visualize that information?

Accepted Answer

A scatter plot is ideal for visualizing the relationship between two quantitative variables, such as the number of units sold and the total cost. By plotting these points, Max can observe the pattern of costs as sales volume changes, helping to identify the fixed cost component as the y-intercept where the line of best fit intersects the y-axis when the number of units sold is zero.

Question 5

Victor, who works for a bank, has created an interactive dashboard that charts customer locations via a bank mobile app that tracks the customer location and the locations where the customer credit card payment is being made. Victor is using which type of chart to visualize this information?

Accepted Answer

Geospatial maps are specifically designed to showcase data that has a geographical component, making them the ideal choice for visualizing customer locations and where their transactions occur. This type of map allows for the representation of data points on a geographical layout, which is exactly what Victor is doing by charting customer locations and credit card payment locations.

Question 6

When one has the data and the visuals, then they can ________ the audience.

Accepted Answer

The answer of When one has the data and the...

Question 7

Which question is irrelevant when crafting an explanatory data visualization?

Accepted Answer

The number of people who will see the visualization (C) is irrelevant to the process of crafting an explanatory data visualization. The focus should be on understanding the audience (A), the key takeaway (B), and the most effective visualization techniques (D) to communicate the story or data effectively.

Question 8

Which of the following is a stand-alone visual that tells a story through graphic design and rarely needs to be accompanied by verbal communication?

Accepted Answer

Infographics are designed to tell a story or present information in a visually engaging way, often combining data visualization, illustrations, and text to convey messages clearly and effectively without the need for additional verbal explanation.

Question 9

Which of the following is a collection of individual visualizations that allows the audience to view multiple pieces of data at once?

Accepted Answer

A dashboard is a collection of individual visualizations that allows the audience to view multiple pieces of data at once, often used for monitoring situations or performances by displaying key metrics and data points.

Question 10

Mirabel wants to create key performance indicators to help monitor for suspicious transactions by using an accounts payable data set. What can she use to present these key performance indicators if she wants to include many charts, in one view, which will be updated on a regular basis?

Accepted Answer

Dashboards are designed to display multiple charts and metrics in one view and can be updated regularly, making them ideal for monitoring key performance indicators (KPIs) for suspicious transactions in an accounts payable data set.

Question 11

What type of data visualization allows the user to drilling down into the underlying data, exporting views as images, and changing filters?

Accepted Answer

Interactive dashboards allow users to drill down into the underlying data, export views as images, and change filters, providing a dynamic way to explore and interact with the data.

Question 12

What is a collection of dashboards, stand-alone visualizations, infographics, and other presentation materials?

Accepted Answer

A storyboard is a collection of dashboards, stand-alone visualizations, infographics, and other presentation materials, often used to tell a story or present data in a compelling way.

Question 13

What part of the story arc presents suggestions for improvement or predictions of what may happen if the audience take certain actions?

Accepted Answer

The falling action often includes suggestions for improvement or predictions of future outcomes based on the story's events, leading towards the resolution.

Question 14

What part of the story arc presents the call to action?

Accepted Answer

The answer of What part of the story arc presents...

Question 15

What part of the story arc describes the subject matter and why it is being presented?

Accepted Answer

The introduction part of a story arc describes the subject matter and why it is being presented, setting the stage for the narrative by introducing characters, setting, and the initial conflict or premise.

Question 16

What part of the story arc articulates the problem being addressed or the question being answered?

Accepted Answer

The rising action of a story arc is where the main problem or conflict is developed and becomes more complicated. This part of the story builds tension and leads up to the climax.

Question 17

What part of the story arc shows the results of the analytics that have been performed?

Accepted Answer

The answer of What part of the story arc shows...

Question 18

Jasmine has done data analysis around the current communication system at work. It turns out that the employees send over 100 emails every day to communicate with one another. She wants to prepare a data story to help management understand that the company should adopt an instant internal communication system like Microsoft Teams or Slack. What part of the story would present the results of her data analysis?

Accepted Answer

The climax of a data story typically presents the main findings or results of the analysis, which in this case would be the insight about the high volume of emails sent by employees daily.

Question 19

Jasmine has done data analysis around the current communication system at work. It turns out that the employees send over 100 emails every day to communicate with one another. She wants to prepare a data story to help management understand that the company needs to adopt an instant communication system like Microsoft Teams or Slack. What part of the story would present her suggestion to improve the current communication system?

Accepted Answer

The answer of Jasmine has done data analysis around the...

Question 20

Emma performed analytics with accounting data. She wants to create a dashboard to present accounts payable metrics and include three charts. Which of the following is a chart Emma should create?

Accepted Answer

Average cost per invoice type is relevant to accounts payable metrics, as it provides insights into the expenses associated with processing different types of invoices.

Quiz 18: Data Visualization