Misleading Graphs

Which graph is misleading?

• Neither graph is misleading.
• The graph on the left is misleading because the y-axis does not start at zero.
• The graph on the right is misleading because the difference should be more than what the graph shows.
• Both graphs are misleading

Explain why this graph may be misleading?

• the x-axis does not have equal intervals
• San Francisco is not a real city
• you cannot have percents in a line graph
• the y-axis does not have equal intervals

Three students were surveyed on what their favorite class was.  Two of the students answered "Math" and one student answered "Science."  Explain why the statement is misleading, "Math is the favorite subject for the majority of students."

• The sample size is too small
• the sample size is not random
• students are likely to choose Math because it is awesome

Tags

CCSS.RL.11-12.6

The graph shows the results of a survey to determine student's favorite pets. Why is this graph misleading?

• The slices are the wrong color
• The slices are not the correct size
• The percents do not add up to 100
• Not misleading

The graph makes it seem like Cy Young had 3 times as many wins as Jim Galvin. Is this a valid conclusion?

• Yes, because Young had about 150 more wins
• No, Young did not have 3 times as many wins
• Yes, because the numbers on the graph are accurate
• No, because they played at two different times in history

Who might want to use this graph?

• A group wanting to increase tourism spending in San Fransisco, trying to show there is a decline in tourism
• Officials wanting to show San Fransisco is trending upward
• A bus service to San Francisco
• Uber

What is this graph missing?

• x-axis label
• y-axis label
• Title
• Data

Why is this graph misleading?

• Graphed incorrectly
• Does not start at 0
• Ugly colors
• Not misleading

What is misleading about this data?

• there is nothing misleading about fruit
• the bars are too wide
• there is a break in the y-axis which shouldn't be there
• There are no colors

Tags

CCSS.6.SP.B.4

CCSS.6.SP.B.5

CCSS.6.SP.A.2

A pollster wants to find out if citizens are satisfied with the city council. Which procedure would be most appropriate for obtaining a statistically unbiased fair sample?

• interviewing people in a popular local shopping center
• surveying people whose names have been randomly chosen from a list of all citizens of the city
• placing an advertisement in the local newspaper asking for mail-in responses
• mailing a questionnaire to people whose names have been chosen randomly from a list of customers of the municipal unity company