ACCT3130-CH4

The main difference between interval data and ratio data is that ratio data have a meaningful Blank______ but interval data do not.

0

The trend line in your chart should take up to Blank______% of the chart.

66%

What is a common difference between a bar chart and a pie chart?

A bar chart can easily show comparisons, where a pie chart cannot.

What is the difference between a normal distribution and a standard normal distribution?

A standard normal distribution has a mean of 0.

Revising and refining your testing are in what stage of the IMPACT model?

Address and refine results

Which of the following steps is completed during the Communicate Results stage of the IMPACT model?

Determining if you are explaining the results of previously done analysis, or if you are exploring the data through the visualization.

What type of information would be useful to communicate a data analysis project to a programmer or database administrator?

Extraction, transforming, and loading details

True or false: It is important that your data visualizations look pretty so people will read them.

False

True or false: Pie charts are most useful for numerical data.

False

True or false: Data visualizations are just for "visual" learners.

False; Data visualizations make it quick and easy to interpret data for everybody.

Which of the following visualizations is useful for showing the relative spending of customers in different locations?

Filled geographic map

What type of information would be useful to communicate a data analysis project to a manager?

Interpretation of results and visualization

Which of the following visualizations is useful for showing the change in stock price over time?

Line chart

Which of these charts does not do a good job visually representing qualitative data?

Line graph

If the rank or order of the data matters, what kind of data are you working with?

Ordinal data

Which of the following options are possible answers to the question 'What type of data are being analyzed'?

Quantitative Qualitative

______ data are considered the most sophisticated type of data.

Ratio data are considered the most sophisticated type of data.

What is a common use of color when designing accessible dashboards?

Red, yellow, and green traffic lights.

Which of the following common visualizations is most useful for showing geographic areas?

Symbol map

Which of the following is a reason to use a declarative visualization?

To prompt conversation and debate

Which of the following common visualizations is most useful for showing the proportional size of values in physical space?

Tree map

True or false: Exploratory visualization aligns with performing the test plan, gaining insights while you are interacting with the data.

True

True or false: When there are many categories, it may make sense to use a rank-ordered bar chart rather than a pie chart.

True

Which of the following is an example of continuous data?

Turnover ratio

When determining the data scale, which of the following decisions is relevant?

Will the data be skewed? What is the context? Are there outliers?

Which of the following common visualizations is most useful for showing the frequency of words in a document?

Word cloud

A Blank______ is used to convert the mean of a distribution to 0 and 1 for each standard deviation.

Z-score

When revising your data analysis plan and communications, it is always a good idea to

ask others to read your writing and make sure it is clear.

Comparisons are best visualized in a ______.

bar chart

normal distribution and a standard normal distribution

both are bell shaped & quantitative information

Data that are represented by values within a range and include decimals, such as measurements in inches, are considered

continuous data.

a ___ visualization is used to present findings to an audience.

declarative

Excel is more useful than Tableau if your data analysis project is more ______.

declarative.

As Justin Zobel says in Writing for Computer Science, "good style for science is ultimately, nothing more than writing that is easy to understand. [It should be] clear, unambiguous, correct, interesting, and Blank______.

direct

Data that are represented by whole numbers, like points in a game, are considered

discrete data.

a ___ visualization is used to gain insights while you are interacting with the data.

explanatory

According to Exhibit 4.5, interactive charts would generally be considered to be ______ in nature.

exploratory

Tableau is more useful than Excel if your data analysis project is more ______.

exploratory.

According to a 2018 Forbes study, sixty percent of users prefer visualizations over written content.

false; Ninety-one percent of users prefer visualizations over written content.

Communicating to colleagues in a business setting should be all but the following:

indirect

With _____ data the number 0 is just another value on a scale and has no special meaning.

interval

Identifying trends over time is best visualized in a ______.

line chart

An advantage of Excel over Tableau is its ______.

more robust platform for data analysis

According to Exhibit 4.5, conventional and metaphorical charts would be considered to be declarative and _____.

qualitative

Nominal data and ordinal data are examples of __ data

qualitative

According to Exhibit 4.5, conventional and static charts would be considered to be declarative and Blank______.

quantitative

Data that has a meaningful difference between data points is considered

quantitative data.

Data visualization can be used with ______ data to make the results easier to interpret.

small big; No matter the size of the dataset, you can still visualize it to make the results easier to interpret.

Consider the knowledge and skill of your audience, by not overwhelming a nontechnical crowd with __________

technical jargon

The brain processes images 60,000 times faster than text.

true