Strange 5 parameter logistic regression results
Hello, I have a large amount of Luminex data, using a 48plex panel, where each of the 48 analytes it detects in samples is calculated against a standard curve (so 48 standard curves total). Each column in my dataset is a different analyte. Each row corresponds to either a standard (in a 1:4 dilution series) or an unknown sample. I have been using the following function to fit the data using a 5 pa...