[spec] rm arrows on asymptotes

diff --git a/methods/statistics.pdf b/methods/statistics.pdf
index 991c4494fa9d2ab8f5fd0a7b74007e69b63034d4..0929ba09c6bc5f4402728543f81cac3f1a88f066 100644 (file)
Binary files a/methods/statistics.pdf and b/methods/statistics.pdf differ