Misleading Graphs Lesson Quiz

Which of the following is Emily's bowling average?
1. 127
2. 109
3. 121
4. 122
Which of the following best describes the difference between Emily's and Hilde's average?
1. Emily's average is about 2 times higher than Hilde's.
2. Emily's average is about 10 points higher than Hilde's.
3. Emily's average is much better than Hilde's.
4. Hilde's average is about 15 points higher than Emily's.
What aspect of the graph was used to mislead the reader?
1. variable bar width
2. colors
3. variable interval
4. scale is broken
Whom does this graph favor?
1. Diana
2. Hilde
3. Emily
Emily's bowling average is 12 points higher than Hilde's. For bowling, that is a lot. How has Hilde mislead you with her graph of the girl's averages?
1. variable bar width
2. colors
3. variable interval
4. scale is too large
The graph at the right shows the average teeth brushing habits for a sample group. What could the boys do to make their data look better?
1. change the number to 2.4
2. change the interval to 5
3. change the interval to 0.25
4. change the colors
What type of trend is shown by the data in this graph?
1. increasing trend
2. decreasing trend
3. moderate trend
How has Mr. Mitchell tried to mislead people about these scores?
1. He changed the data.
2. He used an inappropriate interval.
3. The scale is broken.
4. The horizontal axis is reversed.
Which group is the group that were most likely to have prepared this graph?
1. 6th Grade
2. 7th Grade
3. 8th Grade
4. United Way
What will the 7th grade need to do to make this graph more fair?
1. Change the colors.
2. Change the width of the bars.
3. Change the numbers.
4. Change the scale
The data on the right suggests that the AR program appears to be helping the students. To make a fair graph of this data, what type of graph would be best?
1. bar
2. line
3. circle
4. pictograph
The data on the right suggests that the AR program appears to be helping the students. The company that sells AR quizzes and books wants to make a favorable graph of this data. Which of the following would be the most flattering scale?
1. 0 - 200
2. 50 - 200
3. 0 - 500
4. 50 - 500
The data on the right suggests that the AR program appears to be helping the students. A group of lazy students want to make a graph to help convince the PTA that AR is a waste of money. Which of the following would be the least flattering scale?
1. 0 - 200
2. 50 - 200
3. 0 - 500
4. 50 - 500