Experimental Design

27 March 2009

Task: Identify experimental design for Year 3 experiment

Due Date: 27 March

Team Members: Alexander, Stelzer, Kim

Independent Variables:

  • SVS wireframe: on, off
  • EVS: on, off
  • Tunnel: on, off
  • Environment: 50% brownout, 100% brownout
  • Guidance failure (pseudo-randomized such that each type of guidance failure occurs four times per subject): early left shift, late left shift, early right shift, late right shift

Display Conditions:

  • Low clutter:LC1 and LC2 (which are image “F*”and “P,” respectively)
  • Medium clutter:MC1, MC2 and MC3 (image “H,”“E,” and “C*,” respectively)
  • High clutter:HC1, HC2 and HC3 (image “O*,”“N,” and “G*,” respectively)

High Clutter / Medium Clutter / Low Clutter
Var. name / HC1 / HC2 / HC3 / MC1 / MC2 / MC3 / LC1 / LC2
Features / O* / N / G* / H / E / C* / F* / P
SVS / 1 / 0 / 0 / 1 / 1 / 0 / 1 / 0
EVS / 1 / 1 / 1 / 1 / 0 / 0 / 0 / 0
TUN / 1 / 1 / 0 / 0 / 1 / 1 / 0 / 0

Participants:

  • 16 active, fixed-wing airline pilots with greater than 15 years line (i.e., high) experience and familiarity with glass cockpits

Timeline:

  • 16 trials per subject = 8 display settings/clutter groupings * 2 environment settings
  • N=16, 2 pilots/day, 4 days/week, 2 weeks of testing

Within-Subjects Design:

Subject / Trial / Display Condition / Environment Setting / Guidance Failure
1 / 1 / LC2 / 50 / Late / Left
2 / LC2 / 100 / Early / Right
3 / MC3 / 50 / Late / Right
4 / MC3 / 100 / Early / Right
5 / HC3 / 50 / Early / Left
6 / HC3 / 100 / Late / Right
7 / HC2 / 50 / Early / Right
8 / HC2 / 100 / Late / Left
9 / LC1 / 50 / Late / Left
10 / LC1 / 100 / Early / Left
11 / MC2 / 50 / Early / Right
12 / MC2 / 100 / Late / Left
13 / MC1 / 50 / Early / Left
14 / MC1 / 100 / Late / Right
15 / HC1 / 50 / Early / Left
16 / HC1 / 100 / Late / Right
2 / 1 / MC3 / 100 / Early / Left
2 / MC3 / 50 / Late / Left
3 / LC2 / 100 / Early / Left
4 / LC2 / 50 / Late / Left
5 / MC2 / 100 / Early / Right
6 / MC2 / 50 / Early / Left
7 / LC1 / 100 / Late / Right
8 / LC1 / 50 / Early / Right
9 / HC2 / 100 / Late / Right
10 / HC2 / 50 / Early / Right
11 / HC3 / 100 / Early / Left
12 / HC3 / 50 / Late / Left
13 / HC1 / 100 / Early / Right
14 / HC1 / 50 / Late / Right
15 / MC1 / 100 / Late / Right
16 / MC1 / 50 / Late / Left
3 / 1 / LC1 / 50 / Early / Right
2 / LC1 / 100 / Late / Left
3 / MC2 / 50 / Early / Left
4 / MC2 / 100 / Late / Right
5 / MC1 / 50 / Early / Right
6 / MC1 / 100 / Early / Left
7 / HC1 / 50 / Early / Left
8 / HC1 / 100 / Late / Left
9 / LC2 / 50 / Late / Left
10 / LC2 / 100 / Early / Right
11 / MC3 / 50 / Late / Right
12 / MC3 / 100 / Late / Right
13 / HC3 / 50 / Early / Left
14 / HC3 / 100 / Late / Right
15 / HC2 / 50 / Early / Right
16 / HC2 / 100 / Late / Left
4 / 1 / MC2 / 100 / Late / Right
2 / MC2 / 50 / Late / Left
3 / LC1 / 100 / Late / Left
4 / LC1 / 50 / Early / Right
5 / MC3 / 100 / Early / Left
6 / MC3 / 50 / Early / Right
7 / LC2 / 100 / Late / Right
8 / LC2 / 50 / Late / Right
9 / HC1 / 100 / Early / Left
10 / HC1 / 50 / Late / Left
11 / MC1 / 100 / Early / Left
12 / MC1 / 50 / Early / Left
13 / HC2 / 100 / Late / Right
14 / HC2 / 50 / Early / Right
15 / HC3 / 100 / Early / Right
16 / HC3 / 50 / Late / Left
5 / 1 / HC3 / 50 / Late / Left
2 / HC3 / 100 / Late / Right
3 / HC2 / 50 / Early / Left
4 / HC2 / 100 / Early / Right
5 / LC2 / 50 / Early / Left
6 / LC2 / 100 / Late / Right
7 / MC3 / 50 / Late / Right
8 / MC3 / 100 / Early / Right
9 / MC1 / 50 / Late / Right
10 / MC1 / 100 / Early / Left
11 / HC1 / 50 / Late / Left
12 / HC1 / 100 / Early / Right
13 / LC1 / 50 / Late / Left
14 / LC1 / 100 / Late / Left
15 / MC2 / 50 / Early / Right
16 / MC2 / 100 / Early / Left
6 / 1 / HC2 / 100 / Early / Right
2 / HC2 / 50 / Early / Left
3 / HC3 / 100 / Early / Right
4 / HC3 / 50 / Late / Right
5 / HC1 / 100 / Early / Left
6 / HC1 / 50 / Late / Right
7 / MC1 / 100 / Late / Left
8 / MC1 / 50 / Early / Right
9 / MC3 / 100 / Early / Left
10 / MC3 / 50 / Early / Right
11 / LC2 / 100 / Late / Right
12 / LC2 / 50 / Early / Left
13 / MC2 / 100 / Late / Right
14 / MC2 / 50 / Late / Left
15 / LC1 / 100 / Late / Left
16 / LC1 / 50 / Late / Left
7 / 1 / MC1 / 50 / Early / Left
2 / MC1 / 100 / Early / Right
3 / HC1 / 50 / Late / Left
4 / HC1 / 100 / Late / Right
5 / LC1 / 50 / Late / Right
6 / LC1 / 100 / Late / Left
7 / MC2 / 50 / Late / Left
8 / MC2 / 100 / Early / Left
9 / HC3 / 50 / Early / Right
10 / HC3 / 100 / Late / Right
11 / HC2 / 50 / Early / Right
12 / HC2 / 100 / Early / Left
13 / LC2 / 50 / Late / Right
14 / LC2 / 100 / Early / Left
15 / MC3 / 50 / Late / Left
16 / MC3 / 100 / Early / Right
8 / 1 / HC1 / 100 / Late / Right
2 / HC1 / 50 / Early / Right
3 / MC1 / 100 / Late / Right
4 / MC1 / 50 / Late / Right
5 / HC2 / 100 / Late / Left
6 / HC2 / 50 / Early / Left
7 / HC3 / 100 / Early / Right
8 / HC3 / 50 / Early / Left
9 / MC2 / 100 / Late / Left
10 / MC2 / 50 / Late / Left
11 / LC1 / 100 / Early / Left
12 / LC1 / 50 / Early / Right
13 / MC3 / 100 / Late / Left
14 / MC3 / 50 / Early / Left
15 / LC2 / 100 / Early / Right
16 / LC2 / 50 / Late / Right
9 / 1 / MC3 / 50 / Early / Right
2 / MC3 / 100 / Late / Left
3 / LC2 / 50 / Early / Right
4 / LC2 / 100 / Late / Right
5 / HC2 / 50 / Late / Left
6 / HC2 / 100 / Early / Left
7 / HC3 / 50 / Early / Right
8 / HC3 / 100 / Late / Right
9 / MC2 / 50 / Early / Right
10 / MC2 / 100 / Late / Right
11 / LC1 / 50 / Late / Left
12 / LC1 / 100 / Late / Right
13 / HC1 / 50 / Late / Left
14 / HC1 / 100 / Early / Left
15 / MC1 / 50 / Early / Left
16 / MC1 / 100 / Early / Left
10 / 1 / LC2 / 100 / Late / Right
2 / LC2 / 50 / Early / Right
3 / MC3 / 100 / Early / Left
4 / MC3 / 50 / Late / Right
5 / LC1 / 100 / Early / Right
6 / LC1 / 50 / Late / Right
7 / MC2 / 100 / Late / Right
8 / MC2 / 50 / Late / Left
9 / HC3 / 100 / Late / Left
10 / HC3 / 50 / Early / Left
11 / HC2 / 100 / Early / Left
12 / HC2 / 50 / Early / Right
13 / MC1 / 100 / Early / Left
14 / MC1 / 50 / Early / Right
15 / HC1 / 100 / Late / Left
16 / HC1 / 50 / Late / Left
11 / 1 / MC2 / 50 / Late / Left
2 / MC2 / 100 / Late / Right
3 / LC1 / 50 / Early / Right
4 / LC1 / 100 / Late / Left
5 / HC1 / 50 / Early / Right
6 / HC1 / 100 / Early / Left
7 / MC1 / 50 / Late / Right
8 / MC1 / 100 / Late / Right
9 / MC3 / 50 / Early / Left
10 / MC3 / 100 / Early / Left
11 / LC2 / 50 / Early / Left
12 / LC2 / 100 / Late / Left
13 / HC2 / 50 / Late / Right
14 / HC2 / 100 / Early / Right
15 / HC3 / 50 / Early / Right
16 / HC3 / 100 / Late / Left
12 / 1 / LC1 / 100 / Early / Left
2 / LC1 / 50 / Late / Right
3 / MC2 / 100 / Late / Left
4 / MC2 / 50 / Early / Left
5 / LC2 / 100 / Early / Right
6 / LC2 / 50 / Late / Left
7 / MC3 / 100 / Early / Left
8 / MC3 / 50 / Late / Left
9 / MC1 / 100 / Late / Right
10 / MC1 / 50 / Early / Right
11 / HC1 / 100 / Late / Right
12 / HC1 / 50 / Early / Left
13 / HC3 / 100 / Late / Left
14 / HC3 / 50 / Early / Right
15 / HC2 / 100 / Early / Right
16 / HC2 / 50 / Late / Right
13 / 1 / HC2 / 50 / Early / Right
2 / HC2 / 100 / Early / Left
3 / HC3 / 50 / Late / Left
4 / HC3 / 100 / Late / Left
5 / MC3 / 50 / Early / Left
6 / MC3 / 100 / Late / Left
7 / LC2 / 50 / Late / Left
8 / LC2 / 100 / Early / Right
9 / HC1 / 50 / Early / Right
10 / HC1 / 100 / Late / Right
11 / MC1 / 50 / Early / Left
12 / MC1 / 100 / Late / Right
13 / MC2 / 50 / Late / Right
14 / MC2 / 100 / Early / Left
15 / LC1 / 50 / Early / Right
16 / LC1 / 100 / Late / Right
14 / 1 / HC3 / 100 / Late / Left
2 / HC3 / 50 / Late / Right
3 / HC2 / 100 / Early / Right
4 / HC2 / 50 / Late / Left
5 / MC1 / 100 / Late / Right
6 / MC1 / 50 / Early / Left
7 / HC1 / 100 / Early / Right
8 / HC1 / 50 / Late / Left
9 / LC2 / 100 / Early / Right
10 / LC2 / 50 / Early / Left
11 / MC3 / 100 / Late / Right
12 / MC3 / 50 / Early / Left
13 / LC1 / 100 / Early / Left
14 / LC1 / 50 / Late / Left
15 / MC2 / 100 / Early / Right
16 / MC2 / 50 / Late / Right
15 / 1 / HC1 / 50 / Late / Right
2 / HC1 / 100 / Late / Left
3 / MC1 / 50 / Late / Right
4 / MC1 / 100 / Early / Right
5 / MC2 / 50 / Early / Right
6 / MC2 / 100 / Early / Left
7 / LC1 / 50 / Early / Right
8 / LC1 / 100 / Late / Right
9 / HC2 / 50 / Late / Left
10 / HC2 / 100 / Early / Right
11 / HC3 / 50 / Late / Right
12 / HC3 / 100 / Late / Left
13 / MC3 / 50 / Early / Left
14 / MC3 / 100 / Early / Left
15 / LC2 / 50 / Early / Left
16 / LC2 / 100 / Late / Left
16 / 1 / MC1 / 100 / Early / Left
2 / MC1 / 50 / Early / Left
3 / HC1 / 100 / Early / Right
4 / HC1 / 50 / Early / Right
5 / HC3 / 100 / Early / Left
6 / HC3 / 50 / Late / Right
7 / HC2 / 100 / Early / Right
8 / HC2 / 50 / Late / Left
9 / LC1 / 100 / Early / Right
10 / LC1 / 50 / Late / Right
11 / MC2 / 100 / Late / Left
12 / MC2 / 50 / Late / Right
13 / LC2 / 100 / Late / Right
14 / LC2 / 50 / Late / Left
15 / MC3 / 100 / Early / Left
16 / MC3 / 50 / Late / Left