What is the primary goal of surveys like the US Census?
Protecting Privacy with MATH (Collab with the Census)

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Mathematics
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9th - 12th Grade
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To promote cultural events
To increase government revenue
To collect personal opinions
To gather demographic data for political and social insights
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it challenging to maintain privacy when publishing survey results?
Because powerful computers can reconnect data to individuals
Because surveys are not accurate
Because removing names from data is sufficient
Because surveys are too expensive
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can attackers use published statistics to deduce private information?
By hacking into the Census Bureau
By asking participants directly
By using brute force computational power to find plausible data combinations
By guessing randomly
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a 'plausibility peak' in the context of privacy?
A point where data is most accurate
A point where data is completely random
A point where some data combinations are more likely than others
A point where all data is equally likely
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of adding random noise to published data?
To increase the size of the dataset
To make the data more interesting
To protect privacy by making data combinations less distinguishable
To confuse the data analysts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does adding noise to data affect its accuracy?
It makes the data completely inaccurate
It increases accuracy
It has no effect on accuracy
It reduces accuracy but protects privacy
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the trade-off when adding noise to data for privacy?
Less privacy means more data
More privacy means more accuracy
More privacy means less accuracy
Less privacy means less data
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