/usr/share/gretl/scripts/ps9-2.inp is in gretl-common 2016a-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | # PS9.2, for Example 9.3
open data4-7
ols chd 0 cig edfat spirits beer
genr time
genr ut=$uhat
textplot ut time
|