20 questions
Why is this graph misleading?
x axis intervals are different
y axis intervals are different
y axis doesn't start at 0
you can't use different colors
Why is this graph misleading?
broken scale (doesn't start at 0)
uneven values on vertical axis
unequal spacing of lines
none of the above
Alden wanted to impress his parents by showing the rapid increase in his score on 5 tests. Which graph should he use to impress them?
Graph 1
Graph 2
Neither
Both
This graph shows the number of children interested in different activities in a class. Why is it misleading?
uneven spacing of values in the vertical scale
the graph is not misleading
vertical scale starts at 8, instead of 0
none of the above
This graph represents the number of different types of bird species in a zoo. Why is it misleading?
broken scale
values on the y axis scale are not uniform (the same)
uneven spacing of values on the y axis
none of the above
This graph shows the number of toys sold each month in a toy store. Why is it misleading?
y axis scale not uniform (same)
# of toys sold after May is not known
uneven spacing on the x axis
none of the above
Which graph is misleading?
graph 1
graph 2
graph 3
graph 2 and 3
What is the error in this graph?
Title for the bar graph
width of a bar
key is not appropriate
scale is not even
Is the graph misleading or not misleading?
Misleading
Not misleading
Is the graph misleading or not misleading?
Misleading
Not Misleading
What is wrong with this graph?
Not enough information.
The basketball ticket prices in 2001 were approximately 2 times as much as 1991, yet the size of the basketballs are about 4 times as big.
y axis scale is not uniform
Which is the best graph?
What is the best way to protect yourself against misleading graphs?
A.) Look at the visual representation only.
B.) Never trust graphed data again.
C.) Read the labels, the scale, the numbers, and the context.
D.) Look only at the curves and the trend of the data.
Why might a person trying to persuade you toward their point of view use a graph to present information?
A.) They can exclude certain data so the graph supports their view.
B.) They can manipulate the scale to make the differences in data appear to be larger.
C.) They can change the labels to support their view.
D.) All of the above.