Chapter 18 - Data Visualization

Question 1

Bar Plot

Answer 1

Used for presenting data as a position along a common scale

Question 2

Boxplot

Answer 2

Displays the descriptive statistics of a continuous variable including the minimum, first quartile, medium, third quartile, maximum, and potential outlier values

Question 3

Dashboard

Answer 3

Reports of process measures to help leaders follow progress to assist with strategic planning; method that has been developed for presenting a variety of data on a single display in an easy-to-read format

Question 4

Dot plot

Answer 4

Presents the frequency or means to compare many groups using dots

Question 5

Histogram

Answer 5

A graphic technique used to display the frequency distribution of continuous data (interval or ratio data) as either numbers or percentages in a series of bars

Question 6

Graphical perception

Answer 6

The visual interpretation process and was originally described as the ability to unconsciously extract information from graphics

Question 7

Information overload

Answer 7

A difficulty in making decisions due to the presence of excessive amounts of information

Question 8

Latency

Answer 8

The amount of time it takes to answer a question, compactness of the display, and user preference

Question 9

Line plot

Answer 9

Presents trends or patterns in the number of occurrences between groups; presents trends or patterns in the mean of a variable between groups

Question 10

Pie Chart

Answer 10

A graphic technique in which the proportions of a category are displayed as portions of a circle (like pieces of a pie); used to show the relationship of individual parts to the whole

Question 11

Random ovals

Answer 11

Similar to systemic ovals – a graphical technique that displays stacked ovals with the height of the stack corresponding to the maximum of the scale – but not as uniform; ovals are randomly f illed in

Question 12

Scatterplot

Answer 12

A visual representation of data points on an interval or ratio level used to depict relationships between two variables

Question 13

Slicing and dicing

Answer 13

The process of taking what is known at the highest level of understanding and working downward to identify the underlying cause for the high-level observation

Question 14

Spatial Representation

Answer 14

Allows information to be viewed at a glance utilizing perceptual processes without needing to address the individual elements of the information separately or analytically

Question 15

Symbolic representation

Answer 15

Requires analytical processes were information is extracted from specific data values

Question 16

Systemic ovals

Answer 16

A graphical technique that displays stacked ovals with the height of the stack corresponding to the maximum of the scale