AMS Math 8 - Critiquing Data
Presentation
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Mathematics
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8th Grade
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Practice Problem
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Easy
Jessilyn Swanson
Used 16+ times
FREE Resource
38 Slides • 40 Questions
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Open Ended
How many more pizzas were ordered by phone than on the Internet?
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Multiple Choice
Which graph shows this more clearly?
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Open Ended
Almost half of the total number of orders came by phone. Which graph shows this more clearly? Explain.
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Open Ended
Which graph better shows the number of pizzas ordered by Internet? Justify your choice.
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Open Ended
Would a line graph be a useful way to display the data? Explain why or why not.
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Open Ended
What other type of graph could be used to display the data?
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Multiple Choice
Which player shows the most improvement in total points?
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Open Ended
Total points are used to assess a player’s worth. Take a look at the number of games Horcoff and Stoll played. Is this a fair way to assess a player’s worth?
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Open Ended
Would two circle graphs be effective to display the data? Explain.
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Open Ended
What information does each graph
provide?
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Open Ended
Between which two weeks did the plant
grow at the same rate?
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Open Ended
Between which two weeks did the plant
change the most in height? Which graph
shows this more clearly?
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Open Ended
Describe one advantage and one
disadvantage of using each graph.
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Open Ended
How are the graphs the same?
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Open Ended
How are the graphs different?
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Open Ended
Which graph gives a more accurate
representation of the sales trend? Explain.
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Open Ended
How can the scale on a graph affect the conclusions someone might make about the data?
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Open Ended
According to the graph, what did Matthew receive on each test?
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Open Ended
From the graph, what appears to be true about Matthew’s improvement over the four test scores? What part of the graph has been distorted to create this impression?
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Open Ended
How should the graph be drawn to represent Matthew’s progress more accurately?
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Open Ended
What would be a more accurate conclusion about his improvement?
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Open Ended
From the pictograph, which pet seems to be the favourite? Explain.
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Open Ended
From the pictograph, does it seem that more students like cats or dogs? Explain.
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Open Ended
How should the pictograph be redrawn to represent the data more accurately?
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Open Ended
From Graph A, how many times more sales are there of desktops than laptops? Is this an accurate representation? Explain.
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Open Ended
From Graph B, how many times more sales are there of desktops than laptops? How could Graph B be misleading?
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Open Ended
The two graphs show the number of
health bars sold by two students. How are the two graphs different?
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Open Ended
For each graph, what conclusion would you make about health bar sales?
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Open Ended
Which graph gives a more accurate comparison of sales? Explain.
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Open Ended
Examine the graph about the Chinook salmon catch. Why do you think the author used a stacked bar graph? Is it effective?
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Open Ended
Decide if the graph is misleading.
a) Examine the scales on the vertical and horizontal axes. What do you notice?
b) How could you make the graph easier to understand?
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Open Ended
What factors should you consider when you critique a graph for whether it represents a situation accurately?
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Open Ended
Why do you think Bindi used two circle graphs to display the data?
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Open Ended
Are the graphs misleading? Explain
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Open Ended
State two conclusions that you can make based on the graphs.
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Open Ended
List the advantages and disadvantages of using a double bar graph to display the data.
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Open Ended
What are two conclusions you can
make based on this circle graph?
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Open Ended
Is the graph misleading? Explain.
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Open Ended
What is one advantage of using a circle graph to display the data?
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Open Ended
Would another type of graph be more informative? Explain your reasoning.
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