search for: 1962q1

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2012 Jan 31
1
R help, labeling the tick marks as I want
R help, I would like to change the labels of my tick marks on the x-axis, and I am having difficulty understanding how. Basically, my current axis labels are: 0, 50, 100, 150, 200, and I would like: 1962Q1, 1974Q2, 186Q4, 1999Q2, 2011Q4. With all respect to generality, could you please simply tell me the code to achieve this in the context of this problem? I learn programming by example and will not be able to understand this: ltext(x, y = NULL, labels = seq_along(x), col, alpha, cex, srt = 0...