Fig. 4
From: How important is the angle of tilt in the WHO cone bioassay?
Boxplot of the time distribution in the observational experiment in KISUMU-1 (a) and STI (b). The boxes represent the interquartile distances (IQD), while the center lines through each box show the medians. The dots indicate outliers and the whiskers extend to the extreme values of the data, calculated as ±1.5 × IQD from the median