Table 3 summarizes the start and end of daily occupancy for each
office during week days. There were wide variations in the daily
occupancy patterns among the observed offices (F(3,191) = 26.065,
P < 0.001 for the start of daily occupancy and F(3,191) = 36.402,
P < 0.001 for the end of daily occupancy). The occupied period
was the shortest in the office D whose occupants were academic
administrative staff. The office D was occupied from 8:58 a.m. (standard
deviation, SD = 8 min) to 6:34 p.m. (SD = 50 min) on average.
On the other hand, the other rooms had longer occupancy than