On 01/31/2010 02:33 AM, Jamie Smith wrote:
I am graphing longitudinal data from three time points. I'd like to draw a
solid line from point 1 to point 2, and then a dashed line from point 2 to
point 3. It works if I do it in two steps:
first.vector- c(mean(year1$variable1),
I am graphing longitudinal data from three time points. I'd like to draw a
solid line from point 1 to point 2, and then a dashed line from point 2 to
point 3. It works if I do it in two steps:
first.vector - c(mean(year1$variable1), mean(year2$variable1))
second.vector - c(NA,
On Jan 30, 2010, at 10:33 AM, Jamie Smith wrote:
I am graphing longitudinal data from three time points. I'd like to
draw a
solid line from point 1 to point 2, and then a dashed line from
point 2 to
point 3. It works if I do it in two steps:
first.vector - c(mean(year1$variable1),
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