# NOT RUN {
df <- data.frame(
trt = factor(c(1, 1, 2, 2)),
resp = c(1, 5, 3, 4),
group = factor(c(1, 2, 1, 2)),
se = c(0.1, 0.3, 0.3, 0.2)
)
# Define the top and bottom of the errorbars
p <- ggplot(df, aes(resp, trt, colour = group))
p + geom_point() +
geom_errorbarh(aes(xmax = resp + se, xmin = resp - se))
p + geom_point() +
geom_errorbarh(aes(xmax = resp + se, xmin = resp - se, height = .2))
# }
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