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Fig. 4

image

Distribution of the logarithm of the C IV BALnicity Index for BAL quasars in DR14Q (black histogram), (Gibson et al. 2009, violet histogram) and (Allen et al. 2011, orange histogram). All the histograms are normalized to have their sum equal to one. Histograms have bin widths of log BI CIV = 0.1.

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