Concept explainers
Poverty Rates The data (top, right) represent the percentage of families with children in the United States whose income is below the poverty level.
With a graphing utility, draw a
Decide on a function of best fit to these data (linear. quadratic, or cubic), and use this function to predict the percentage of U.S. families with children that were below the poverty level in
Draw the function of best fit on the scatter plot drawn in part (a).
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Precalculus
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