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. Author manuscript; available in PMC: 2010 Sep 20.
Published in final edited form as: Stat Med. 2009 Sep 20;28(21):2709–2722. doi: 10.1002/sim.3649

Figure 2.

Figure 2

Lag plots of cytotoxicity measurements for six randomly selected cell lines. The y-axis show the measure of auto-correlation and the x-axis show the lag in time measurements. The figures show positive autocorrelation for measurements within 2 lags of each other and negative autocorrelation for measurements with 3 or more lags between them.