Displaying 1 result from an estimated 1 matches for "tp3571219p3571219".
2011 Jun 03
2
Y error bars, dates on the X-axis
...nce change the x variable to be a date, I get
the following error message:
"Error in arrows(x, y - ybar, x, y + ybar, code = 3, angle = 90, length =
0.1) :
invalid first argument"
Thanks!
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