
Sampling Methods and Bias in Surveys

Interactive Video
•
Mathematics, Science, Social Studies
•
6th - 8th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What age range was most represented in the movie theater survey?
16 to 19
12 to 15
8 to 11
4 to 7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might asking only Lynn's basketball team about their voting preference be biased?
They are likely to vote for her.
They are not interested in the election.
They are all in the same grade.
They represent the entire school.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which sampling method would likely provide a more representative sample of the student body?
Polling only the students in the library
Asking three students from each homeroom
Surveying the first 15 students who arrive at school
Asking every third girl in the lunch line
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a potential issue with surveying people at a coffee shop about caffeine consumption?
They might not drink caffeine.
They are likely to consume more caffeine.
They are not interested in surveys.
They represent all caffeine consumers.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which location might provide a less biased sample for the caffeine study?
A morning yoga class
A park in the evening
A grocery store
A coffee shop
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the straw drawing activity, why might the initial sample not be representative?
The straws are not numbered.
The shorter straws are more colorful.
The longer straws are more likely to be picked first.
The straws are all the same length.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How could increasing the sample size in the straw activity improve accuracy?
By reducing the number of straws
By making the straws more visible
By increasing the likelihood of selecting shorter straws
By ensuring all straws are the same length
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