The table shows the gross income tax collections (in billions of dollars) by the Internal Revenue Service

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The table shows the gross income tax collections (in billions of dollars) by the Internal Revenue Service for individuals x and businesses y for selected years.


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(a) Use the regression capabilities of a graphing utility to find the least squares regression line for the data.


(b) Use the model to estimate the business income taxes collected when the individual income taxes collected is $1300 billion.


(c) In 1975, the individual income taxes collected was $156 billion and the business income taxes collected was $46 billion. Describe how including this information would affect the model.

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Calculus Of A Single Variable

ISBN: 9781337275361

11th Edition

Authors: Ron Larson, Bruce H. Edwards

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