search for: vigneau

Displaying 3 results from an estimated 3 matches for "vigneau".

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2011 Aug 19
1
How to add horizontal lines above bar graph to display p-values?
...test. Here is an example<http://thejns.org/action/showPopup?citid=citart1&id=f3-1060501&doi=10.3171%2Fped.2007.106.6.501>of the type of display I would like to have. Is there a way to draw the horizontal lines and write their associated p-values in R? Thanks for you help! Sebastien Vigneau [[alternative HTML version deleted]]
2011 Aug 22
2
Two-levels labels on x-axis?
Hi, I would like to draw a stacked bar chart with four bars (say "a", "b", "c", "d") . Two bars belong to group A and the two others to group B. Therefore, I would like to have, on the x-axis, a label for each bar and an additional label for each group, positioned underneath. To give an idea, the x-axis labels should look like this: |a|b|c|d| | A | B | Do
2011 Aug 25
1
Combining a greek letter and a newline on the same label
Hi, I would like to add a two-lines label consisting of: "Delta word1\n word2" (with Delta being the actual greek letter). However, when I try "expression(paste(Delta,"word1\nword2"))", I obtain the following display: "word1\n Delta word2". Do you have any idea on how to obtain the desired display? Thank you for your help! Sebastien [[alternative HTML