Question $16(2$ points$)$

When the engineering staff begin planning a designed experiment, they should

exclude process technicians so that the experiment will be done purely from an

objective scientific viewpoint

include process technicians in the discussion about how far the unit can be

pushed in all directions

wait until the details of the design of the experiment are firmly in place before

involving process technic$$ans

include process technicians prior to designing the experiment but not in any of

the discussions during the design itself