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January 22nd, 2016, 10:13 PM   #1
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Trend Analysis

This is from Time series.
Would you mind tell me what means the yellow line?

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January 23rd, 2016, 01:46 PM   #2
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It means y=f(t) where f(t) can be other than at+b. Examples: $\displaystyle y=e^t,\ y=ln(t),\ y=t^n$
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analysis, trend

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