Proportions and Fairness in Pollution Exposure Quiz

What does a proportion compare?

Two equal ratios or relationships between numbers

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Two unrelated numbers

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Only total population sizes

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Only percentages greater than 50%

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In Neighborhood A, 40 out of 100 homes are exposed to high pollution. What is the proportion simplified?

4/10

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2/5

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1/4

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1/2

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In Neighborhood B, 25 out of 80 homes are exposed. What is the percent?

25%

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31%

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40%

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50%

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What does a higher proportion or percent mean in this lesson?

Fewer homes have pollution exposure

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More homes face pollution exposure

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The neighborhoods are equal

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There is less fairness in math

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Why do we use proportions instead of total numbers when comparing neighborhoods?

Proportions are easier to remember

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Proportions make fair comparisons even if groups are different sizes

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Proportions ignore differences

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Proportions are only used for small samples

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Which neighborhood from the chart had the lowest pollution exposure?

A

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B

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C

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D

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Which neighborhoods had the highest pollution exposure according to the lesson?

A and B

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B and D

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A and C

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C and D

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How can math help us talk about fairness in pollution exposure?

Math helps us ignore environmental differences

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Math shows which areas need more parks and cleaner air

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Math can remove all pollution

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Math tells us who lives closer to a city

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In your own words:
How do proportions help us compare pollution exposure fairly between neighborhoods with different numbers of homes?

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

Think about fairness:
If one community has a much higher pollution proportion, what could be done to make things more equal or fair?

This response will be awarded full points automatically, but it will be reviewed and possibly adjusted after submission.

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