From Page 81
(3) Right, we feel this is the best of the answers presented. Color coding
and recessing are important, but shape coding is better and recessing may
not be the best method to prevent accidental activation in every situation.
So, the SALV cockpit is coming right along.
We've taken into
consideration the audio and visual components within the cockpit and you've
arranged these components so as to provide the best work space layouts
possible. The job must be finished, right?....wrong! Remember the mission
objectives for this fantastic piece of equipment. The SALV is a land, sea,
and air vehicle. While you aren't in charge of designing these capabilities
into the SALV, you want to insure that the man-machine interface is without
major flaws. Consider the land operations of the SALV. You already know
that the terrain is hilly and the SALV be able to reach speeds of 35 mph.
Given these pieces of information, what do you think you need to consider
Hypoxia, acceleration effects, and restraints. Turn to Page 20.
Restraints, vibration, and dust effects. Turn to Page 17.
Toxic fumes, G-forces, and vibration. Turn to Page 56.
Noise, visibility, and hypoxic conditions. Turn to Page 94.
From Page 67
(2) High face validity is probably a good thing to have in any experiment,
but this is not the point of external validity. Return to Page 67.