WorksheetsStatistics and Data Representation
Total questions: 25
Worksheet time: 16mins
The bar graph shows the scores Brett obtained in his end of year exams. How much better did Brett perform in English than Geography?
5
15
25
35
What percentage of students said their favorite pet was Fish?
6
9
14
4
How many students are there altogether in the class?
By how much did the population increase between 1920 and 1980?
Is this pictograph misleading? Why or why not?
No, the fruit is easy to count and accurately represents the data.
No, bananas are larger than apples which are larger than cherries.
Yes. Each of the images should be the same size.
Yes. The cherries should be separated, not in pairs.
This type of data representation is called a:
Bar Graph
Pictograph
Line graph
Double Bar Graph
The graph shows the birth weights of 100 new born babies.
How many babies weighed 8 lb or more?
22
23
30
45
This type of data representation is called a:
Tally Graph
Pie Graph
Line Graph
Bar Graph
This type of data representation is called a:
Pizza Graphy
Pie Graph
PB Plot
Peanut Butter Graph
The local grocery store wants to know the percent of people who bring bananas for lunch every day. Which graph should they use?
bar graph
circle graph
double bar graph
pictograph
Based on the frequency table, the best graph to show which type of movie was the most popular would be
a bar graph, to show how many of each type of movie were chosen
a circle graph, to compare the percent of people who chose each type of movie
a line graph, to show the change in movie options over time
a double line graph, to show the comparative change in movie options over time
A gardener is trying to determine what approximate fraction of space in his garden each type of vegetable will need. Which graph would you suggest he use?
the circle graph, because it shows percents
the circle graph, because the sum of all the data is 100%
the pictograph, because he can tell from the pictures how big the vegetables are
the pictograph, because it shows the vegetables in rows
How is the pictograph misleading?
the images of the broccoli are larger than the other images
the images of the beans are unclear
the images of the beans are not of real beans
the images of the snow peas contain bits of other produce
What makes this graph misleading?
the graph is not misleading
the representation of users’ calls is not a consistent width
the representation of Indira’s calls is shorter than the others
the representation of Samantha’s calls is taller than the others
How could you alter this graph to make it misleading?
change the bar colours
change the order of the bars
change the types of movies
change the vertical axis to have a break in it between 0 and 5
Select all that are correct! Critiquing a graph involves
evaluating graph type
graph completion
graph format
graph colour
Select all that are correct! A graph must include
a title
labelled x-axis
labelled y-axis
a key or referent
One disadvantage of bar graphs is that
it is difficult to compare the data
it is difficult to count the data
it is difficult to determine which category is least popular
it is difficult to show changes in data over time
What other type of graph could you use to compare Gary and Keely’s scores across the tests?
circle graph
double bar graph
line graph
pictograph
These data could be displayed using a pictograph because
they are comparing data across categories
they add up to 100%
they can be represented with symbols and can be easily counted
they show changes over time
One disadvantage of using a pictograph for recording results such as these is
it is difficult to compare all four players
it is difficult to know which baskets represent which player
it is difficult to represent accurate numbers with a fraction of a symbol
it is difficult to see who has sunk the most baskets
