Hi,
Incorrect data from a sensor measuring airspeed, altitude, air pressure, temperature and the flying angle was fed to the computers controlling the flight, investigators found.
Garbage in, Garbage out...
PS
More and more we are dependent on complex Systems. A lot of skill is necessary to act timely and precisely when things go south.
PS2
From page 215 of the ATSB Safety Report:
It is very likely that...Despite extensive testing...
the exact origins of the failure mode could not be determined.
Data spikes