Exam 19: Modeling Nearly Exponential Data

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Data that are decreasing at an increasing rate should not be modeled by an exponential function.

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Exponential regression should never be used if data do not exhibit constant percentage change.

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For data that are approximately exponential, exponential regression can be used to find the approximate growth rate.

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If linear regression does not provide the proper fit for data, then exponential regression is always appropriate.

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Exponential regression always provides an exact fit for data.

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