marginal significancep = 0.060
The pleasantness under indirect airflow was higher than under direct airflow, but the paired t -test showed a marginal significance ( t (19) = 2.0, p = 0.060, 1− β = 0.39).
The pleasantness under indirect airflow was higher than under direct airflow, but the paired t -test showed a marginal significance ( t (19) = 2.0, p = 0.060, 1− β = 0.39).