t-test-paired: Fix format specifiers.
authorBen Pfaff <blp@cs.stanford.edu>
Wed, 2 Jan 2019 22:43:02 +0000 (14:43 -0800)
committerBen Pfaff <blp@cs.stanford.edu>
Wed, 2 Jan 2019 22:50:14 +0000 (14:50 -0800)
Found by GCC.

Fixes: 5cab4cf3322f ("output: Introduce pivot tables.")

No differences found