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How can we decide among linear, quadratic and exponential models to find the most appropriate one to forecast our company's revenues?

Select ALL that apply.

A

Examine the time series plots with a trend line for each model.

B

Compare the adjusted ${ r }^{ 2 }$ values.

C

Calculate and compare first, second and percentage differences.

D

Compare ${ r }^{ 2 }$ values.

E

Compare the standard error values.

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