Math 1 Quiz
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STATISTICS & PROBABILITY
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An economist studying income inequality calculated the IQR for household incomes in two cities. City A has an IQR of $23,000 and City B has an IQR of $31,000. Both cities have approximately the same median income and similar-sized populations. The economist concludes that City B has greater income inequality. What assumption is the economist making, and is it necessarily valid?
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