Dataset:  mobile_3d_tasktime.dat

Source: C-Y. Hu, H-Y. Lin, L-C. Chen (2016). "The Effects of Screen Size
on Rotating 3D Contents Using Compound Gestures on a Mobile Device,"
Displays, Vol. 41, pp. 25-32

Description: 2-Factor ANOVA run in 30 subjects (each subject received
each treatment). Y=Time to Complete Reading Task
Factor A: Display Size (5", 7")
Factor B: Task (1=Easy, 2=Difficult, 3=Normal)
Authors did not remove Subject effects, blocks generated by a randomization
and data-based mechanism. Data simulated to match cell means, SDs, ANOVA.

Variables/Columns
Treatment    8
Display      16  /* 1=5", 2=7"  */
Task         24  /* 1=Easy, 2=Difficult, 3=Normal  */
Subject     31-32
Task Completion Time (seconds)   33-40