The percentage of adults in the United States without health insurance increased at a roughly linear rate

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The percentage of adults in the United States without health insurance increased at a roughly linear rate from 1999, when it was 17.2%, to 2008, when it was 20.3%.

a. Determine a linear equation that approximates the percentage of adults in the United States without health insurance in terms of time , where represents the number of years since 1990.

b. If this trend were to continue, in what year would the percentage of adults without health insurance be at least 25%?

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Calculus With Applications

ISBN: 9780321831101

10th Edition

Authors: Margaret L Lial, Raymond N Greenwell, Nathan P Ritchey

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