residual autocorrelation analysis of a linear regression

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Ramoflaple
Ramoflaple 2018-12-27
回答： Image Analyst 2018-12-27
I did a linear regression. And the autocorrelation of the residual is as follows.
I want to what does this indicate?

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Image Analyst
Image Analyst 2018-12-27
It looks like there may be some ripple in the data. Goes above and below your fit. Can we see your data with the fitted curve going through them, instead of making us guess?

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