Data Visualisation 2

Question 1

What are data ducks?

Answer 1

Attempts to make the chart look like something else, confusing and misleading

Comes from duck house architecture in the US

Question 2

What are glass slippers?

Answer 2

Using a data visualization format that’s wrong for the data

Question 3

What’s proportional ink?

Answer 3

A principle that the graphic should vary in one dimension only

Often go together with data duck violations

Question 4

How are bar charts affected by inappropriate y axis ranges? What’s a log scale?

Answer 4

Ignoring the appropriate ranges of the y-axis can make small effects look big

Log scale: axis can be squashed with unequal intervals, affecting perceptions of change

Question 5

What does the AP format include for tables?

Answer 5

table number
table title
column spanner
decked heads
column headings
cell
table notes
stub column
table spanner
stub heading
table body

Question 6

What does the APA format include for graphs?

Answer 6

figure notes
y axis, title and labels
x axis, title and labels
tick marks
key (or legend)
data points
figure number
figure title
image