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Refers to errors generated by a computer program or a statistical package. Make sure your question is related to STATISTICS, MACHINE LEARNING, or DATA ANALYSIS and is not solely about programming, support, or bugs. Include additional tags referring to the statistical issues involved.

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Trouble in fitting data to a curve (NLS)

I got a time series dataset from the lab and would like to fit my data to a curve (using R package): $$ P_{1}(t)=y_{0}-a_{1}e^{-b_{1}t}-a_{2}e^{-b_{2}t}, b_{2}>b_{1} \tag{A} $$ I plotted the data: …
Liz Sugar's user avatar
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