The following data represent the total federal debt (in trillions of dollars) of the United States from

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The following data represent the total federal debt (in trillions of dollars) of the United States from 2000 to 2018.

(a) Construct a time-series plot of the data.
(b) Percentage change may be found using the formula:

That Is, the debt increased 1.8% from 2000 to 2001. What was the percentage change in debt from 2008 to 2009? Have there been any years when the debt decreased (since 2000)?

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Fundamentals Of Statistics

ISBN: 9780136807346

6th Edition

Authors: Michael Sullivan III

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