My understanding of Q-Q plots is that if the tails of the plotted points fall above or below the x=y line the distribution of observed/measured values is under or over dispersed. But, how do I interpret measured values that are in horizontal lines? The attached plot illustrates this situation.
TIA, Rich
chromium_norm.pdf
Description: Adobe PDF document
______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
